0.35µm 14-BIT 10MSPS ADC
BW1254X
PACKAGE PIN DESCRIPTION
Pin No.
Name
BGR
REFTOP
REFBOT
CML
I/O Type
AB
AB
AB
AB
AB
AP
AG
AG
AI
Pin Description
Reference Voltage Output
Reference Top Output/Force
Reference bottom Output/Force
Internal Bias
Internal Bias
Analog Power (3.3V)
Analog Sub Bias
Analog Ground
Analog Input +
Analog Input -
open=use internal bias circuit
1
2
3
4
5
CML1
6, 7
8
VDDA1
VBBA1
VSSA1
AINT
AINC
ITEST
STBY
9, 10
11
13
16
17
AI
AB
DI
VDDA=Power saving (Standby),
GNP=Normal
18
19
25
VDDA3
VSSA3
TRIST
PP
PG
DI
PAD Power (3.3V)
PAD Ground
Tri-state Buffer Input
VDD=High Impedance,
GND=Normal
26
ORI
DO
Out of Range Indicator
Normal='Low'
Out of Range='High'
27
28~39
40
42
44
DO[0]
DO[1:12]
DO[13]
CKIN
VBBA2
VSSA2
VDDA2
DO
DO
DO
DI
DG
DG
DP
Digital Output (LSB)
Digital Output
Digital Output (MSB)
Sampling Clock Input
Digital Sub Bias
45, 46
47, 48
Digital GND
Digital Power (3.3V)
NOTE: I/O TYPE PP and PG denote PAD Power and PAD Ground respectively.
11
SAMSUNG [ SAMSUNG ]
