參數(shù)資料
型號: TDA9962HL
廠商: NXP SEMICONDUCTORS
元件分類: ADC
英文描述: 12-bit, 3.0 V, 20 Msps analog-to-digital interface for CCD cameras
中文描述: 1-CH 12-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP48
封裝: 7 X 7 MM, 1.40 MM HEIGHT, PLASTIC, MS-026, SOT-313-2, LQFP-48
文件頁數(shù): 8/24頁
文件大?。?/td> 109K
代理商: TDA9962HL
2000 May 01
8
Philips Semiconductors
Objective specification
12-bit, 3.0 V, 20 Msps analog-to-digital
interface for CCD cameras
TDA9962
CHARACTERISTICS
V
CCA
= V
CCD
= 3.0 V; V
CCO
= 2.5 V; f
pix
= 20 MHz; T
amb
= 25
°
C; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Supplies
V
CCA
V
CCD
V
CCO
analog supply voltage
digital supply voltage
digital outputs supply
voltage
analog supply current
digital supply current
digital outputs supply
current
2.7
2.7
2.2
3.0
3.0
2.5
3.6
3.6
3.6
V
V
V
I
CCA
I
CCD
I
CCO
all clamps active
49
2
1
mA
mA
mA
C
L
= 20 pF on all data
outputs; input ramp
response time is 800
μ
s
Digital inputs
P
INS
SHP, SHD
AND
CLK (
REFERENCED TO
DGND)
V
IL
V
IH
I
i
Z
i
C
i
P
INS
CLPDM, CLPOB, SEN, SCLK, SDATA, STBY, OE, BLK
AND
VSYNC
LOW-level input voltage
HIGH-level input voltage
input current
input impedance
input capacitance
0
2.2
3
50
0.6
5.5
+3
2
V
V
μ
A
k
pF
0
V
i
5.5 V
f
CLK
= 20 MHz
f
CLK
= 20 MHz
V
IL
V
IH
I
i
Clamps
LOW-level input voltage
HIGH-level input voltage
input current
0
2.2
2
0.6
5.5
+2
V
V
μ
A
0
V
i
5.5 V
G
LOBAL CHARACTERISTICS OF THE CLAMP LOOPS
t
W(clamp)
clamp active pulse width
in number of pixels
PGA code = 255 for
maximum 4 LSB error
12
pixels
I
NPUT CLAMP
(
DRIVEN BY
CLPDM)
g
m(CDS)
CDS input clamp
transconductance
20
mS
Correlated Double Sampling (CDS)
V
i(CDS)(p-p)
maximum peak-to-peak
CDS input amplitude
(video signal)
maximum CDS input reset
pulse amplitude
input current into pin IN
input capacitance
CDS control pulses
minimum active time
V
CC
= 2.85 V
V
CC
3.0 V
650
800
mV
mV
V
reset(max)
500
mV
I
i(IN)
C
i
t
CDS(min)
at floating gate level
tbf
11
2
15
tbf
μ
A
pF
ns
V
i(CDS)(p-p)
= 800 mV
black-to-white transition in
1 pixel with 99% V
i
recovery
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