ICM7377B/7357B/7337B

Quad 12/10/8-Bit Voltage Output DACs

with Serial Interface and Adjustable Output Gain

Rev. A8

ICmic reserves the right to change the specifications without prior notice.

4

IC MICROSYSTEMS

Symbol

Parameter

Test Conditions

Min

Typ

Max

Unit

OUTPUT CHARACTERISTICS

Output Voltage Range

(Note 3)

0

V

Short Circuit Current

60

150

mA

Amp Output Impedance

At Mid-scale (Note 2)

At 0-scale (Note 2)

1.0

100

5.0

200

Ω

Ω

Output Line Regulation

0.4

3.0

mV/V

LOGIC INPUTS

Digital Input High

(Note 2)

2.4

V

Digital Input Low

(Note 2)

0.8

V

Digital Input Leakage

5

µΑ

REFERENCE

Reference Output

1.2

1.25

1.3

V

Reference Output Line

Regulation

0.8

4.0

mV/V

AC ELECTRICAL CHARACTERISTICS

Symbol

Parameter

Test Conditions

Min

Typ

Max

Unit

SR

Slew Rate

2

V/µs

Settling Time

8

µs

Mid-scale Transition Glitch

Energy

40

nV-S

Note 1:

Linearity is defined from code 64 to 4095 (ICM7377B)

Linearity is defined from code 16 to 1023 (ICM7357B)

Linearity is defined from code 4 to 255 (ICM7337B)

Note 2:

Guaranteed by design; not tested in production

Note 3:

See Applications Information

Note 4:

TIMING CHARACTERISTICS

Symbol

Parameter

Test

Conditions

Min

Typ

Max

Unit

SCK Cycle Time

(Note 2)

30

ns

Data Setup Time

(Note 2)

10

ns

Data Hold Time

(Note 2)

10

ns

SCK Falling edge to CS Rising Edge

(Note 2)

0

ns

Falling Edge to SCK Rising Edge

CS

(Note 2)

15

ns

Pulse Width

CS

(Note 2)

20

ns