Datasheet

MAX5181/MAX5184
10-Bit, 40MHz, Current/Voltage-Output DACs
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Pin Description
PIN
QSOP TQFN
NAME FUNCTION
1 22 CREF REFO
2 23 OUTP Positive Analog Output. Current output for MAX5181; voltage output for MAX5184.
3 24 OUTN Negative Analog Output. Current output for MAX5181; voltage output for MAX5184.
4 1 AGND Analog Ground
52AV
DD
Analog Positive Supply, 2.7V to 3.3V
6 3 DACEN
DAC Enable, Digital Input
0: Enter DAC standby mode with PD = DGND
1: Power-up DAC with PD = DGND
X: Enter shutdown mode with PD = DVDD (X = don’t care)
74PD
Power-Down Select
0: Enter DAC standby mode (DACEN = DGND) or power-up DAC (DACEN = DVDD)
1: Enter shutdown mode
85CS Active-Low Chip Select
9 6 CLK Clock Input
10 7 REN Active-Low Reference Enable. Connect to DGND to activate on-chip 1.2V reference.
11 8 D0 Data Bit D0 (LSB)
12–19 9–16 D1–D8 Data Bits D1–D8
20 17 D9 Data Bit D9 (MSB)
21 18 DV
DD
Digital Supply, 2.7V to 3.3V
22 19 DGND Digital Ground
23 20 REFR Reference Input
24 21 REFO Reference Output
— — EP
Exposed Pad (TQFN Only). Internally connected to AGND. Connected to the analog
ground plane (AGND).