MSP430x22x2, MSP430x22x4

MIXED SIGNAL MICROCONTROLLER

SLAS504B − JULY 2006 − REVISED JULY 2007

POST OFFICE BOX 655303 • DALLAS, TEXAS 75265

POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251−1443

electrical characteristics over recommended ranges of supply voltage and operating free-air

temperature (unless otherwise noted) (continued)

O/P(OAx)

Max

0.2V

−0.2V

OUT

Min

Load

OAx

O/P(OAx)

Figure 25. OAx Output Resistance Tests

operational amplifier OA, dynamic specifications (MSP430x22x4 only)

PARAMETER TEST CONDITIONS VCC MIN TYP MAX UNIT

Fast Mode 1.2

SR Slew rate

Medium Mode 0.8

V/μs

Slew

rate

Slow Mode 0.3

V/μs

Open-loop voltage gain 100 dB

Phase margin C

= 50 pF 60 deg

Gain margin C

= 50 pF 20 dB

Noninverting, Fast Mode,

= 47 kΩ, C

= 50 pF

2.2

GBW

Gain-bandwidth product

(see Figure 26 and Figure 27)

Noninverting, Medium Mode,

=300 kΩ, C

= 50pF

2.2 V/3 V

1.4

MHz

(see

Figure

and

Figure

27)

Non-inverting, Slow Mode,

=300 kΩ, C

= 50pF

0.5

en(on)

Enable time on t

, Noninverting, Gain = 1 2.2 V/3 V 10 20 μs

en(off)

Enable time off 2.2 V/3 V 1 μs

Figure 26

Input Frequency − kHz

−80

−60

−40

−20

100

120

140

1 10 100 1000 10000 100000

TYPICAL OPEN-LOOP GAIN vs FREQUENCY

Slow Mode

Fast Mode

Gain − dB

Medium Mode

Figure 27

Input Frequency − kHz

−250

−200

−150

−100

−50

1 10 100 1000 10000 100000

TYPICAL PHASE vs FREQUENCY

Phase − degrees

Slow Mode

Fast Mode

Medium Mode

MSP430x22x2, MSP430x22x4

MIXED SIGNAL MICROCONTROLLER

SLAS504B − JULY 2006 − REVISED JULY 2007

POST OFFICE BOX 655303 • DALLAS, TEXAS 75265

POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251−1443

electrical characteristics over recommended ranges of supply voltage and operating free-air

temperature (unless otherwise noted) (continued)

operational amplifier OA feedback network, resistor network (see Note 1) (MSP430x22x4 only)

PARAMETER TEST CONDITIONS VCC MIN TYP MAX UNIT

total

Total resistance of resistor string 76 96 128 kΩ

unit

Unit resistor of resistor string

(see Note 2)

4.8 6 8 kΩ

NOTES: 1. A single resistor string is composed of 4 R

unit

+ 4 R

unit

+ 2 R

unit

+ 2 R

unit

+ 1 R

unit

+ 1 R

unit

+ 1 R

unit

+ 1 R

unit

= 16 R

unit

= R

total

2. For the matching (i.e. the relative accuracy) of the unit resistors on a device refer to the gain and level specifications of the respective

configurations.

operational amplifier OA feedback network,

comparator mode (OAFCx = 3) (MSP430x22x4 only)

PARAMETER TEST CONDITIONS VCC MIN TYP MAX UNIT

OAFBRx = 1, OARRIP = 0 0.245 1/4 0.255

OAFBRx = 2, OARRIP = 0 0.495 1/2 0.505

OAFBRx = 3, OARRIP = 0 0.619 5/8 0.631

OAFBRx = 4, OARRIP = 0 N/A (see Note 1)

OAFBRx = 5, OARRIP = 0 N/A (see Note 1)

OAFBRx = 6, OARRIP = 0 N/A (see Note 1)

Comparator level

OAFBRx = 7, OARRIP = 0

22V/3V

N/A (see Note 1)

Level

Comparator level

OAFBRx = 1, OARRIP = 1

2.2 V/ 3 V

0.061 1/16 0.065

OAFBRx = 2, OARRIP = 1 0.122 1/8 0.128

OAFBRx = 3, OARRIP = 1 0.184 3/16 0.192

OAFBRx = 4, OARRIP = 1 0.245 1/4 0.255

OAFBRx = 5, OARRIP = 1 0.367 3/8 0.383

OAFBRx = 6, OARRIP = 1 0.495 1/2 0.505

OAFBRx = 7, OARRIP = 1 N/A (see Note 1)

Fast Mode, Overdrive 10 mV 40

Fast Mode, Overdrive 100 mV

22V/3V

Fast Mode, Overdrive 500 mV

Ptidl

Medium Mode, Overdrive 10 mV 60

PLH

, t

PHL

Propagation delay

(low

−

high and high

−

low)

Medium Mode, Overdrive 100 mV 6

μs

PLH

PHL

ow−

−

)

Medium Mode, Overdrive 500 mV 5

μs

Slow Mode, Overdrive 10 mV 160

Slow Mode, Overdrive 100 mV 20

Slow Mode, Overdrive 500 mV 15

NOTES: 1. The level is not available due to the analog input voltage range of the operational amplifier.

MSP430x22x2, MSP430x22x4

MIXED SIGNAL MICROCONTROLLER

SLAS504B − JULY 2006 − REVISED JULY 2007

POST OFFICE BOX 655303 • DALLAS, TEXAS 75265

POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251−1443

electrical characteristics over recommended ranges of supply voltage and operating free-air

temperature (unless otherwise noted) (continued)

operational amplifier OA feedback network,

noninverting amplifier mode (OAFCx = 4) (MSP430x22x4 only)

PARAMETER TEST CONDITIONS VCC MIN TYP MAX UNIT

OAFBRx = 0 0.998 1.00 1.002

OAFBRx = 1 1.328 1.334 1.340

OAFBRx = 2 1.985 2.001 2.017

Gain

OAFBRx = 3

22V/3V

2.638 2.667 2.696

G Gain

OAFBRx = 4

2.2 V/ 3 V

3.94 4.00 4.06

OAFBRx = 5 5.22 5.33 5.44

OAFBRx = 6 7.76 7.97 8.18

OAFBRx = 7 15.0 15.8 16.6

THD

Total harmonic distortion/

All gains

2.2 V −60

THD

Total

harmonic

distortion/

nonlinearity

All gains

3 V −70

Settle

Settling time (see Note 1) All power modes 2.2 V/3 V 7 12 μs

NOTES: 1. The settling time specifies the time until an ADC result is stable. This includes the minimum required sampling time of the ADC. The

settling time of the amplifier itself might be faster.

operational amplifier OA feedback network,

inverting amplifier mode (OAFCx = 6) (see Note 1) (MSP430x22x4 only)

PARAMETER TEST CONDITIONS VCC MIN TYP MAX UNIT

OAFBRx = 1 −0.345 −0.335 −0.325

OAFBRx = 2 −1.023 −1.002 −0.979

OAFBRx = 3 −1.712 −1.668 −1.624

G Gain

OAFBRx = 4

2.2 V/ 3 V

−3.10 −3.00 −2.90

Gain

OAFBRx = 5

2.2

−4.51 −4.33 −4.15

OAFBRx = 6 −7.37 −6.97 −6.57

OAFBRx = 7 −16.3 −14.8 −13.1

THD

Total harmonic distortion/

All gains

2.2 V −60

THD

Total

harmonic

distortion/

nonlinearity

All gains

3 V −70

Settle

Settling time (see Note 2) All power modes 2.2 V/3 V 7 12 μs

NOTES: 1. This includes the 2 OA configuration “inverting amplifier with input buffer”. Both OA needs to be set to the same power mode OAPMx.

2. The settling time specifies the time until an ADC result is stable. This includes the minimum required sampling time of the ADC. The

settling time of the amplifier itself might be faster.

Part #	MSP430F2274TRHAT
Description	MCU 16-bit MSP430 MSP430 RISC32KB Flash 2.5V/3.3V 40-Pin
Category	IC
Availability	In Stock
Qty	214

Qty	Price
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180 +	$2.21793

Manufacturer	Available	Qty
Texas Instruments Date Code: 0706	Freelance Stock: 198 Ships Immediately
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MSP430F2274TRHAT

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