at84ad001b ATMEL Corporation, at84ad001b Datasheet - Page 3

• Manufacturer Part Number: at84ad001b
• Description: Dual 8-bit 1 Gsps Adc
• Manufacturer: ATMEL Corporation

Figure 1. Simplified Block Diagram
2153C–BDC–04/04
Vinqb
Vinib
Vinq
Vini
INPUT
MUX
DDRB
CLKQ
DDRB
CLKI
Gain control I
Calibration
Gain/offset
ISA I
Gain control Q
Calibration
Gain/offset
ISA Q & FiSDA
Input switch
+
-
+
-
S/H
S/H
Clock Buffer
Clock Buffer
ADC
ADC
8bit
8bit
Q
I
BIT
DoirQ
DoirI
8
8
Divider
Divider
2 to 16
2 to16
DMUX
DMUX
1:2
1:1
1: 2
1: 1
or
or
Q
I
DMUX control
3-wire Serial Interface
DMUX control
DRDA
DRDA
Q
3WSI
I
LVDS
buffe r
LVDS
Buffer
LVDS
Q
Clock
Buffer
LVDS
Clock
Buffer
I
16
16
16
16
2
2
2
2
DOIRI
DOIRIN
Data
Clock
Mode
DOAQ
DOAQN
DOBQ
DOBQN
CLKIO
DOAI
DOAIN
Ldn
CLKQO
DOBI
DOBIN
DOIRQ
DOIRQN
3