TDA8718 Datasheet, PDF (3/16 Pages) NXP Semiconductors – 8-bit high-speed analog-to-digital converter

Philips Semiconductors
8-bit high-speed analog-to-digital converter
BLOCK DIAGRAM
Product specification
TDA8718
handbook, full pagewidth
analog negative
supply voltage
clock inputs
digital negative
supply voltage
V _EEA
28
reference ^{VRM 2}
voltage middle
reference ^{VRT 5}
voltage TOP
CLK
CLK
9
8
CLOCK DRIVER
analog
VI ₃
voltage input
8Ω
RESISTOR
LADDER
&
32 Ω
ANALOG SIGNAL
PROCESSING
8Ω
INPUT
AND
OUTPUT
LATCHES
&
DIGITAL
DECODING
VEED
23
TDA8718
18 OGND2 output
ground
6 _OF
10 D7
13 D6
overflow
output
MSB
14 D5
15 D4
ECL OUTPUTS _{16 D3}
data outputs
17 D2
19 D1
20 D0 _LSB
reference ^{VRB 1}
voltage BOTTOM
27
AGND
24
DGND
12
11
21 UF
underflow
output
V _BB
MBB854 - 2
analog ground
digital ground
OGND1
Fig.1 Block diagram.
June 1994
3