TDA8768 Datasheet, PDF (12/20 Pages) NXP Semiconductors – 12-bit high-speed Analog-to-Digital Converter ADC

Philips Semiconductors
12-bit high-speed Analog-to-Digital
Converter (ADC)
Preliminary specification
TDA8768
handbook, full pagewidth
CLK
VI
DATA
D0 to D11
tCLKL
tCLKH
sample N
sample N + 1 sample N + 2
HIGH
50 %
LOW
tds
DATA
N−2
DATA
N−1
td
th
DATA
N
DATA
N+1
HIGH
50 %
LOW
MGR472
Fig.3 Timing diagram.
handbook, full pagewidth
f_CE = 100 kHz.
V _CCD
CE
0V
output
data
output
data
50 %
tdLZ
tdZL
HIGH
HIGH
tdHZ
tdZH
90 %
LOW
50 %
LOW _{10 %}
TDA8768
CE
50 %
3.3 kΩ
15 pF
V _CCD
S1
TEST
t _dLZ
t _dZL
t _dHZ
t _dZH
S1
VCCD
VCCD
DGND
DGND
MBG856
Fig.4 Timing diagram and test conditions of 3-state output delay time.
1998 Aug 26
12