TDA8703 Datasheet, PDF (10/18 Pages) NXP Semiconductors – 8-bit high-speed analog-to-digital converter

Philips Semiconductors
8-bit high-speed analog-to-digital converter
Product specification
TDA8703
Table 1 Output coding and input voltage (referenced to AGND; typical values)
STEP
V_VI(p-p)
Underflow <1.55
0
1.55
1
−
.
.
.
.
254
.
255
3.26
Overflow >3.26
BINARY OUTPUT BITS
TWO'S COMPLEMENT OUTPUT BITS
O/UF D7 D6 D5 D4 D3 D2 D1 D0 D7 D6 D5 D4 D3 D2 D1 D0
1
0000000010000000
0
0000000010000000
0
0000000110000001
.
................
.
................
0
1111111001111110
0
1111111101111111
1
1111111101111111
Table 2 Mode selection
TC
CE
X⁽¹⁾
1
0
0
1
0
Note
1. X = don’t care.
D7-D0
high impedance
active; two’s complement
active; binary
O/UF
high impedance
active
active
handbook, full pagewidth
CLK
1.3 V
sample N
sample N + 1
VI
t _dS
D0 - D7 data N – 1
t _HD
1.3 V data N
data N + 1
t _dLH
t _dHL
sample N + 2
2.4 V
0.4 V
MEA105
1996 Aug 26
Fig.3 Timing diagram.
10