Rainbow Electronics AT84AD004 - Manual (Page 3)

3
AT84AD004
5390A–BDC–06/04
Figure 1. Simplified Block Diagram
DOIRI
DOIRIN
DOIRQ
DOIRQN
CLKI
Clock Buffer
Divider
2 to16
DRDA
I
LVDS
Clock
Buffer
2
CLKIO
DDRB
16
DOAI
DOAIN
8bit
ADC
I
DMUX
1:2
or
1:1
I
LVDS
Buffer
I
DoirI
INPUT
MUX
+
VINI
S/H
16 DOBI
DOBIN
VINIB
8 -
2
Gain control I
Calibration
Gain/offset
ISA I
DMUX control
BIT Data
Clock
Ldn
3-wire Serial Interface
3WSI
Input switch
Gain control Q
Calibration
Gain/offset
ISA Q & FiSDA
DMUX control
Mode
2
DoirQ
LVDS
buffe r
Q
8bit
ADC
Q
DMUX
1: 2
or
1: 1
Q
+ VINQ
S/H
16 DOAQ
DOAQN
VINQB
-
8 16
DOBQ
DOBQN
CLKQ
Clock Buffer Divider
2 to 16 DRDA
Q
LVDS
Clock
Buffer
2
CLKQO
DDRB