Philips TDA8783 - Manual (Page 8)

2002 Oct 23 8
Philips Semiconductors Product specification
40 Msps, 10-bit analog-to-digital
interface for CCD cameras
TDA8783
CHARACTERISTICS
V
CCA
= V
CCD
= 5 V; V
CCO
= 3 V; f
CLK
= 27 MHz; T
amb
= 25
°
C; unless otherwise specified.
SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT
Supplies
V
CCA
analog supply voltage 4.75 5 5.25 V
V
CCD
digital supply voltage 4.75 5 5.25 V
V
CCO
digital outputs supply voltage 2.5 3 5.25 V
I
CCA
analog supply current
−
78 95 mA
I
CCD
digital supply current
−
18 20 mA
I
CCO
digital outputs supply current C
L
= 20 pF on all data
outputs; ramp input
−
1
−
mA
Digital inputs
C LOCK INPUT : CLK ( REFERENCED TO DGND)
V
IL
LOW-level input voltage 0
−
0.8 V
V
IH
HIGH-level input voltage 2.0
−
V
CCD
V
I
IL
LOW-level input current V
CLK
= 0.8 V
−
1
−
+1
µ
A
I
IH
HIGH-level input current V
CLK
= 2.0 V
− −
20
µ
A
Z
i
input impedance f
CLK
= 27 MHz
−
46
−
k
Ω
C
i
input capacitance f
CLK
= 27 MHz
−
1
−
pF
I NPUTS : SHP AND SHD
V
IL
LOW-level input voltage 0
−
0.8 V
V
IH
HIGH-level input voltage 2.0
−
V
CCD
V
I
IL
LOW-level input current V
IL
= 0.8 V
− −
6
− µ
A
I
IH
HIGH-level input current V
IH
= 2.0 V
−
0
− µ
A
I NPUTS : SEN, SCLK, SDATA, OE, STDBY, CLPDM, CLPOB AND CLPADC
V
IL
LOW-level input voltage 0
−
0.8 V
V
IH
HIGH-level input voltage 2.0
−
V
CCD
V
I
i
input current
−
2
−
+2
µ
A
Correlated Double Sampling (CDS); note 1
V
i(CDS)(p-p)
CDS input amplitude pin 47
(peak-to-peak value)
−
400 1200 mV
I
CPCDS,
I
INP,
I
IND
input current pins 8, 46 and 47
−
2
−
+2
µ
A
t
CDS(min)
CDS control pulses minimum
active time f
i(CDS1,2)
= f
CLK(pix)
;
V
i(CDS)(p-p)
= 600 mV
black-to-white transition in
1 pixel (
±
1 LSB typ.);
f
cut(CDS)
= 120 MHz;
f
cut(AGC)
= 54 MHz
8
− −
ns
t
hd1
hold time INP compared to control
pulse SHP see Fig.5
−
1
−
ns