參數(shù)資料
型號(hào): VSP2230
英文描述: CCD SIGNAL PROCESSOR FOR DIGITAL CAMERAS
中文描述: CCD信號(hào)處理器的數(shù)碼相機(jī)
文件頁(yè)數(shù): 12/18頁(yè)
文件大小: 225K
代理商: VSP2230
VSP2230
SLAS319
MAY 2001
12
www.ti.com
electrical characteristics
,
all specifications at T
A
= 25
°
C, V
CC
= DRV
DD
= 3 V, conversion rate
f
(ADCCK)
= 36 MHz, no load unless otherwise noted (continued)
power supply
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VCC
Supply voltage, DRVDD
2.7
3
3.6
V
PD
Power dissipation
Normal operation mode:
VCC = DRVDD = 2.7 V,
fADCCK = 36 MHz, No Load
Standby mode: f(ADCCK) = Not applied
130
mW
6
temperature range
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
°
C
°
C
°
C/W
TA
Tstg
Operation temperature
25
85
Storage temperature
Thermal resistance
θ
JA
55
125
48-pin LQFP
100
analog input (CCDIN)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Input signal level for full-scale out
PGA gain = 0 dB
900
mV
Input capacitance
15
pF
Input limit
0.3
3.3
V
transfer characteristics
PARAMETER
TEST CONDITIONS
MIN
TYP
±
0.5
±
1
MAX
UNIT
DNL
Differential nonlinearity
PGA gain = 0 dB
LSB
INL
Integral nonlinearity
PGA gain = 0 dB
LSB
No missing codes
Assured
Step response settling time
Full-scale step input
1
pixel
Overload recovery time
Step input from 1.8 V to 0 V
2
pixels
Data latency
9(fixed)
Clock
cycles
SNR
Signal to noise ratio (see Note 7)
Signal-to-noise ratio (see Note 7)
Grounded input cap, PGA gain = 0 dB
76
dB
Grounded input cap, Gain = 24 dB
52
CCD offset correction range
NOTE 7: SNR = 20 log (full-scale voltage/rms noise)
180
200
mV
CDS
PARAMETER
TEST CONDITIONS
MIN
TYP
6.9
MAX
UNIT
Reference sample settling time
Within 1 LSB driver impedance
50
ns
Data sample settling time
6.9
input clamp
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
V
Clamp-on resistance
400
Clamp level
1.25
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VSP2232 制造商:TI 制造商全稱(chēng):Texas Instruments 功能描述:CCD SIGNAL PROCESSOR FOR DIGITAL CAMERAS