(AVDD = DV
參數(shù)資料
型號(hào): AD7722ASZ
廠商: Analog Devices Inc
文件頁(yè)數(shù): 4/24頁(yè)
文件大小: 0K
描述: IC ADC 16BIT 195KSPS 44-MQFP
標(biāo)準(zhǔn)包裝: 1
位數(shù): 16
采樣率(每秒): 220k
數(shù)據(jù)接口: 串行,并聯(lián)
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 375mW
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 44-QFP
供應(yīng)商設(shè)備封裝: 44-MQFP(10x10)
包裝: 托盤
輸入數(shù)目和類型: 1 個(gè)差分,單極;1 個(gè)差分,雙極
REV. B
–12–
AD7722–Typical Performance Characteristics
(AVDD = DVDD = 5.0 V, TA = 25 C; CLKIN = 12.5 MHz, AIN = 20 kHz, Bipolar Mode; VIN(+) = 0 V to 2.5 V, VIN(–) = 1.25 V, unless otherwise noted.)
INPUT LEVEL (dB)
dB
110
100
50
–40
–30
0
–20
–10
90
80
70
60
SFDR
S/ (N+D)
TPC 1. S/(N+D) and SFDR vs.
Analog Input Level
INPUT FREQUENCY (kHz)
–85
–90
–115
020
100
40
60
80
–95
–100
–105
–110
THD
SNR
SFDR
VIN (+) = V IN(–) = 1.25V p-p
VCM = 2.5V
dB
TPC 4. SNR, THD, and SFDR
vs. Input Frequency
TEMPERATURE ( C)
–94
–116
–50
–25
100
025
50
75
–96
–108
–110
–112
–114
–100
–102
–106
–104
–98
THD
3RD
4TH
2ND
dB
TPC 7. THD vs. Temperature
OUTPUT DATA RATE (kSPS)
84
92
85
88
89
90
91
86
87
050
300
100
150
200
250
AIN = 1/5
BW
dB
TPC 2. S/(N+D) vs. Output
Sample Rate
OUTPUT DATA RATE (kSPS)
84
92
85
88
89
90
91
86
87
050
300
100
150
200
250
AIN = 1/5
BW
VIN (+) = V IN (–) = 1.25V p-p
VCM = 2.5V
dB
TPC 5. S/(N+D) vs. Output
Sample Rate
CODES
FREQ
UENCY
OF
OCCURRENCE
5000
0
n–3
n–2
n+3
n–1
n
n+1
n+2
4500
2000
1500
1000
500
4000
3500
2500
3000
VIN(+) = V IN(–)
CLKIN = 12.5MHz
8k SAMPLES
TPC 8. Histogram of Output
Codes with DC Input
INPUT FREQUENCY (kHz)
dB
–85
–90
–115
020
100
40
60
80
–95
–100
–105
–110
SNR
SFDR
THD
TPC 3. SNR, THD, and SFDR
vs. Input Frequency
TEMPERATURE ( C)
92.0
91.5
88.0
–50
0
100
50
90.0
89.5
88.5
89.0
91.0
90.5
dB
TPC 6. SNR vs. Temperature
CODE
DNL
ERROR
(LSB)
1.0
0.8
–1.0
0
20000
65535
40000
–0.4
–0.8
–0.6
0
–0.2
0.6
0.2
0.4
TPC 9. Differential Nonlinearity
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AD7723BSZ 功能描述:IC ADC 16BIT SIGMA-DELTA 44MQFP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 其它有關(guān)文件:TSA1204 View All Specifications 標(biāo)準(zhǔn)包裝:1 系列:- 位數(shù):12 采樣率(每秒):20M 數(shù)據(jù)接口:并聯(lián) 轉(zhuǎn)換器數(shù)目:2 功率耗散(最大):155mW 電壓電源:模擬和數(shù)字 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:48-TQFP 供應(yīng)商設(shè)備封裝:48-TQFP(7x7) 包裝:Digi-Reel® 輸入數(shù)目和類型:4 個(gè)單端,單極;2 個(gè)差分,單極 產(chǎn)品目錄頁(yè)面:1156 (CN2011-ZH PDF) 其它名稱:497-5435-6