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參數(shù)資料
| 型號(hào)： | SPT7755AIK |
| 廠(chǎng)商： | SIGNAL PROCESSING TECHNOLOGIES |
| 元件分類(lèi)： | ADC |
| 英文描述： | 1-CH 8-BIT FLASH METHOD ADC, PARALLEL ACCESS, PQFP80 |
| 封裝： | MQUAD-80 |
| 文件頁(yè)數(shù)： | 2/8頁(yè) |
| 文件大?。?/td> | 92K |
| 代理商： | SPT7755AIK |
SPT
2
11/30/01
SPT7755
ABSOLUTE MAXIMUM RATINGS (Beyond which damage may occur)1 25 °C
Note: 1. Operation at any Absolute Maximum Rating is not implied. See
Electrical Specifications for proper nominal applied conditions
in typical applications.
ELECTRICAL SPECIFICATIONS
TJ = TC = TA = +25 °C , VEE=–5.2 V, VRB=–2.0 V, VRM=–1.0 V, VRT=0.00 V, CLK=750 MHz, Duty Cycle=50%, unless otherwise specified.
TEST
SPT7755A
SPT7755B
PARAMETERS
CONDITIONS
LEVEL
MIN
TYP
MAX
MIN
TYP
MAX UNITS
Resolution
8
Bits
DC Accuracy
Integral Linearity Error (ILE)
CLK = 100 kHz
I
–1.0
+1.0
–1.5
+1.5
LSB
Differential Linearity Error
(DLE)
CLK = 100 kHz
I
–0.85
+0.95
–0.95
+1.5
LSB
No Missing Codes
Guaranteed
Analog Input
Input Voltage Range
I
VRB
VRT
VRB
VRT
V
Input Bias Current
VIN=0 V
I
.75
2.0
.75
2.0
mA
Input Resistance
V
15
k
Input Capacitance
Over Full Input Range
V
15
pF
Input Bandwidth
Small Signal
V
900
MHz
Large Signal
V
500
MHz
Offset Error VRT
IV
–30
+30
–30
+30
mV
Offset Error VRB
IV
–30
+30
–30
+30
mV
Input Slew Rate
V
5
V/ns
Clock Synchronous
Input Currents
V
2
A
Reference Input
Ladder Resistance
I
60
80
60
80
Reference Bandwidth
V
30
MHz
Timing Characteristics
Maximum Sample Rate
I
750
MHz
Aperture Jitter
V
2
ps
Acquisition Time
V
250
ps
CLK to Data Ready Delay
IV
0.9
1.4
1.9
0.9
1.4
1.9
ns
Clock to Data Delay
IV
1.25
1.75
2.25
1.25
1.75
2.25
ns
Dynamic Performance
Signal-To-Noise Ratio
(without Harmonics)
IN = 50 MHz
I
46
44
dB
IN = 250 MHz
I
44
42
dB
Total Harmonic Distortion
IN = 50 MHz
I
–45
–43
dBc
IN = 250 MHz
I
–37
–35
dBc
Signal-to-Noise and Distortion
IN = 50 MHz
I
43
41
dB
IN = 250 MHz
I
36
34
dB
Supply Voltages
Negative Supply Voltage (VEE TO GND) –7.0 to +0.5 V
Ground Voltage Differential .................... –0.5 to +0.5 V
Input Voltage
Analog Input Voltage ............................... +0.5 V to VEE
Reference Input Voltage .......................... +0.5 V to VEE
Digital Input Voltage ................................ +0.5 V to VEE
Reference Current VRT to VRB ........................... 35 mA
Output
Digital Output Current ............................... 0 to –28 mA
Temperature
Operating Temperature, ambient ............ –25 to +85 °C
case .......................... +125 °C
junction ..................... +150 °C
Lead Temperature, (soldering 10 seconds) ..... +300 °C
Storage Temperature ............................ –65 to +150 °C
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