7 FN7549.2 February 26, 2014 PSRR Power Supply Rejection Ratio 70 dB DYNAM" />
參數(shù)資料
型號： ISL26310FBZ-T
廠商： Intersil
文件頁數(shù)： 21/23頁
文件大?。?/td> 0K
描述： IC ADC 12BIT SPI/SRL 125K 8SOIC
標(biāo)準(zhǔn)包裝： 2,500
位數(shù)： 12
采樣率（每秒）： 125k
數(shù)據(jù)接口： 串行，SPI?
轉(zhuǎn)換器數(shù)目： 1
功率耗散（最大）： 80mW
電壓電源： 單電源
工作溫度： -40°C ~ 125°C
安裝類型： 表面貼裝
封裝/外殼： 8-SOIC（0.154"，3.90mm 寬）
供應(yīng)商設(shè)備封裝： 8-SOIC
包裝： 帶卷 (TR)
輸入數(shù)目和類型： 1 個差分，單極
ISL26310, ISL26311, ISL26312, ISL26313, ISL26314, ISL26315, ISL26319
7
FN7549.2
February 26, 2014
PSRR
Power Supply Rejection Ratio
70
dB
DYNAMIC PERFORMANCE
SNR
Signal-to-Noise
Notes: VIN = FS - 0.1dB, fIN = 10kHz
Differential Inputs
73.4
dB
Single-Ended Inputs
73.4
dB
SINAD
Signal-to-Noise + Distortion
Notes: VIN = FS - 0.1dB, fIN = 10kHz
Differential Inputs
73.1
dB
Single-Ended Inputs
73.1
dB
THD
Total Harmonic Distortion
Notes: VIN = FS - 0.1dB, fIN = 10kHz
Differential Inputs
-86
dB
Single-Ended Inputs
-86
dB
SFDR
Spurious-free Dynamic Range
Notes: VIN = FS - 0.1dB
fIN = 20kHz
96
dB
BW
-3dB Input Bandwidth
2.5
MHz
tAD
Sampling Aperture Delay
12
ns
tjit
Sampling Aperture Jitter
25
ps
POWER SUPPLY REQUIREMENTS
VDD
Supply Voltage
2.7
5.25
V
IDD
Supply Current
2.2
3
mA
PD
Power Consumption
Normal Operation
11
15
mW
IPD
Power-down Current
Auto Power-Down Mode
8
50
A
Istby
Standby Mode Current
Auto Sleep Mode
0.4
mA
DIGITAL INPUTS
VIH
0.7 VDD
V
VIL
0.2 VDD
V
VOH
IOH = -1mA
VDD-0.4
V
VOL
IOL = 1mA
0.2 VDD
V
IIH, IIL
Input Leakage Current
-100
100
nA
Serial Clock Frequency
20
MHz
TIMING SPECIFICATIONS (Note 7)
tSCLK
SCLK Period (in RAC Mode)
50
ns
tSCLK
SCLK Period (in RSC, RDC Modes)
50
200
ns
tDATA
Safe Data Transfer Time After Conversion
State Begins
3.2
s
tCSB_SCLK CSB Falling Low to SCLK Rising Edge
40
ns
tSDI_SU SDI Setup Time with Respect to Positive
Edge of SCLK
10
ns
tSDI_H
SDI Hold Time with Respect to Positive
Edge of SCLK
10
ns
tSDO_V
SDOUT Valid Time with Respect to
Negative Edge of SCLK
25
ns
tSDOZ_D SDOUT to High Impedance State After CNV
Rising Edge (or last SCLK falling edge)
(Note 8)
85
ns
tACQ
Acquisition Time when Fully Powered Up
800
ns
tACQ
Acquisition Time in Auto Sleep Mode
2.1
s
Electrical Specifications VREF = VDD V, VDD = 2.7V to 5V, VCM = VDD/2, SCLK = 20MHz and TA = -40°C to +125°C (typical performance
at +25°C), unless otherwise specified. Boldface limits apply over the operating temperature range, -40°C to +125°C. (Continued)
SYMBOL
PARAMETER
TEST LEVEL OR NOTES
MIN
(Note 6)
TYP
MAX
(Note 6)
UNITS
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