TDA8762A Datasheet, PDF (11/24 Pages) NXP Semiconductors – 10-bit high-speed low-power analog-to-digital converter

Philips Semiconductors
10-bit high-speed low-power
analog-to-digital converter
Product specification
TDA8762A
Table 1 Output coding and input voltage (typical values; referenced to AGND, V_RB = 1.3 V, V_RT = 3.8 V)
BINARY OUTPUT BITS
TWO’S COMPLEMENT OUTPUT BITS
STEP V_I(p-p) IR
D9 D8 D7 D6 D5 D4 D3 D2 D1 D0 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0
U/F <1.52 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0
0
1.52 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0
1
. 100000000011000000001
.
.
.....................
.
.
.....................
1022 . 1 1 1 1 1 1 1 1 1 1 0 0 1 1 1 1 1 1 1 1 0
1023 3.58 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1
O/F >3.58 0 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1
Table 2 Mode selection
TC
OE
X
1
0
0
1
0
D9 TO D0
high impedance
active; two’s complement
active; binary
IR
high impedance
active
active
handbook, full pagewidth
tCPH
t _CPL
CLK
sample N
sample N + 1 sample N + 2
1.4 V
Vl
DATA
D0 to D9
t _ds
DATA
N-2
DATA
N-1
td
th
DATA
N
DATA
N+1
2.4 V
1.4 V
0.4 V
MGC037
Fig.4 Timing diagram.
1996 Mar 21
11