12-Bit, 30Msps, TTL-Output ADC
MAX1172
_________________________________________________________________________Pin Description
PIN
NAME
Ceramic SB
1, 15
2–13
14
16, 32
17
18, 31
19, 30
20, 29
21
22
23
24
25
26
27
28
—
CERQUAD
14, 41
43, 44, 1–10
13
15, 40
17
19, 39
21, 37
23, 35
25
26
27
28
29
30
31
32
11, 12, 16, 18,
20, 22, 24, 33,
34, 36, 38, 42
DGND
D0–D11
D12
DV
CC
CLK
V
EE
AGND
V
CC
VFT
VST
VRT3
VIN
VRT2
VRT1
VSB
VFB
N.C.
Digital Ground
TTL Outputs (D0 = LSB)
TTL Output Overrange Bit
Digital +5.0V Supply (TTL Outputs)
TLL Clock Input
-5.2V Supply
Analog Ground
+5.0V Supply
Force for Top of Reference Ladder
Sense for Top of Reference Ladder
Voltage Reference Tap 3
Analog Input, ±2.0V typical
Voltage Reference Tap 2
Voltage Reference Tap 1
Sense for Bottom of Reference Ladder
Force for Bottom of Reference Ladder
No Connection
FUNCTION
6
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MAXIM [ MAXIM INTEGRATED PRODUCTS ]
