DAC1405D750 6 © IDT 2012. All rights reserved.
Product data sheet Rev. 06 — 2 July 2012 6 of 41
Integrated Device Technology
DAC1405D750
Dual 14-bit DAC, up to 750 Msps; 4 and 8 interpolating
V
DDD(1V8)
40 P digital supply voltage 1.8 V
Q13/SELIQ 41 I Q data input bit 13 (MSB)/select IQ in Interleaved mode
Q12 42 I Q data input bit 12
DGND 43 G digital ground
V
DDD(1V8)
44 P digital supply voltage 1.8 V
Q11 45 I Q data input bit 11
Q10 46 I Q data input bit 10
Q9 47 I Q data input bit 9
Q8 48 I Q data input bit 8
DGND 49 G digital ground
V
DDD(1V8)
50 P digital supply voltage 1.8 V
Q7 51 I Q data input bit 7
Q6 52 I Q data input bit 6
Q5 53 I Q data input bit 5
Q4 54 I Q data input bit 4
Q3 55 I Q data input bit 3
Q2 56 I Q data input bit 2
Q1 57 I Q data input bit 1
Q0 58 I Q data input bit 0 (LSB)
GNDIO 59 G input/output buffers ground
V
DD(IO)(3V3)
60 P input/output buffers supply voltage 3.3 V
TM3 61 I/O test mode 3 (to connect to DGND)
SDO 62 O SPI data output
SDIO 63 I/O SPI data input/output
SCLK 64 I SPI clock input
SCS_N 65 I SPI chip select (active LOW)
RESET_N 66 I general reset (active LOW)
d.n.c. 67 - do not connect
VIRES 68 I/O DAC biasing resistor
GAPOUT 69 I/O bandgap input/output voltage
V
DDA(1V8)
70 P analog supply voltage 1.8 V
V
DDA(1V8)
71 P analog supply voltage 1.8 V
AGND 72 G analog ground
AUXBN 73 O auxiliary DAC B output current
AUXBP 74 O complementary auxiliary DAC B output current
V
DDA(3V3)
75 P analog supply voltage 3.3 V
AGND 76 G analog ground
V
DDA(1V8)
77 P analog supply voltage 1.8 V
AGND 78 G analog ground
V
DDA(1V8)
79 P analog supply voltage 1.8 V
AGND 80 G analog ground
Table 2. Pin description …continued
Symbol Pin Type
[1]
Description
