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參數(shù)資料
| 型號(hào)： | AD7321BRUZ-REEL7 |
| 廠商： | Analog Devices Inc |
| 文件頁(yè)數(shù)： | 4/37頁(yè) |
| 文件大?。?/td> | 0K |
| 描述： | IC ADC 12BIT+ SAR 2CHAN 14TSSOP |
| 標(biāo)準(zhǔn)包裝： | 1,000 |
| 位數(shù)： | 12 |
| 采樣率（每秒）： | 500k |
| 數(shù)據(jù)接口： | DSP，MICROWIRE?，QSPI?，串行，SPI? |
| 轉(zhuǎn)換器數(shù)目： | 1 |
| 功率耗散（最大）： | 17mW |
| 電壓電源： | 雙 ± |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 14-TSSOP（0.173"，4.40mm 寬） |
| 供應(yīng)商設(shè)備封裝： | 14-TSSOP |
| 包裝： | 帶卷 (TR) |
| 輸入數(shù)目和類型： | 2 個(gè)單端，單極；2 個(gè)單端，雙極；1 個(gè)差分，單極；1 個(gè)差分，雙極 |
| 配用： | EVAL-AD7321CBZ-ND - BOARD EVALUATION FOR AD7321 |
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Data Sheet
AD7321
Rev. B | Page 11 of 36
–50
–100
10
1000
ANALOG INPUT FREQUENCY (kHz)
T
HD
(
d
B)
100
–55
–60
–65
–70
–75
–80
–85
–90
–95
0V TO +10V SE
0V TO +10V DIFF
±10V DIFF
±10V SE
±2.5V SE
±2.5V DIFF
±5V DIFF
±5V SE
VCC =VDRIVE =3V
VDD/VSS =±12V
TA = 25°C
fS = 500kSPS
INTERNAL REFERENCE
05
39
9-
06
0
Figure 10. THD vs. Analog Input Frequency for Single-Ended (SE) and True
Differential Mode (Diff) at 3 V VCC
–50
–100
10
1000
ANALOG INPUT FREQUENCY (kHz)
T
HD
(
d
B)
100
–55
–60
–65
–70
–75
–80
–85
–90
–95
VCC =VDRIVE =5V
VDD/VSS = ±12V
TA =25°C
fS = 500kSPS
INTERNAL REFERENCE
0V TO +10V SE
±10V SE
±10V DIFF
0V TO +10V DIFF
±5V SE
±5V DIFF
±2.5V SE
±2.5V DIFF
05
39
9-
06
1
Figure 11. THD vs. Analog Input Frequency for Single-Ended (SE) and True
Differential Mode (Diff) at 5 V VCC
80
50
10
1000
ANALOG INPUT FREQUENCY (kHz)
S
INA
D
(
d
B)
100
75
70
65
60
55
VCC =VDRIVE =3V
VDD/VSS = ±12V
TA =25°C
fS = 500kSPS
INTERNAL REFERENCE
±5V DIFF
±2.5V DIFF
±5V SE
±2.5V SE
0V TO +10V DIFF
±10V DIFF
±10V SE
0V TO +10V SE
05
39
9-
06
2
Figure 12. SINAD vs. Analog Input Frequency for Single-Ended (SE) and True
Differential Mode (Diff) at 3 V VCC
80
50
10
1000
ANALOG INPUT FREQUENCY (kHz)
S
INA
D
(
d
B)
100
75
70
65
60
55
VCC =VDRIVE =5V
VDD/VSS = ±12V
TA =25°C
fS = 500kSPS
INTERNAL REFERENCE
±10V SE
0V TO +10V SE
±10V DIFF
±2.5V SE
±5V SE
±2.5V DIFF
±5V DIFF
0V TO +10V DIFF
05
39
9-
06
3
Figure 13. SINAD vs. Analog Input Frequency for Single-Ended (SE) and True
Differential Mode (Diff) at 5 V VCC
–50
–95
0
600
FREQUENCY OF INPUT NOISE (kHz)
C
HANNE
L
-TO
-CHAN
NE
L
I
S
O
L
A
T
IO
N
(
d
B)
–55
–60
–65
–70
–75
–80
–85
–90
100
200
300
400
500
VDD/VSS =±12V
SINGLE-ENDED MODE
fS = 500kSPS
TA = 25°C
50kHz ON SELECTED CHANNEL
VCC =3V
VCC =5V
05
39
9-
01
2
Figure 14. Channel-to-Channel Isolation
10k
0
–2
CODE
NUM
BE
R
O
F
O
CCURR
E
NCE
S
9k
8k
7k
6k
5k
4k
3k
2k
1k
–1
0
1
2
0
228
9469
303
0
VCC =5V
VDD/VSS = ±12V
RANGE = ±10V
10k SAMPLES
TA = 25°C
05
39
9-
01
3
Figure 15. Histogram of Codes, True Differential Mode
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| AD7322BRUZ | 功能描述:IC ADC 12BIT+ SAR 2CHAN 14TSSOP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 標(biāo)準(zhǔn)包裝:1 系列:microPOWER™ 位數(shù):8 采樣率（每秒）:1M 數(shù)據(jù)接口:串行，SPI? 轉(zhuǎn)換器數(shù)目:1 功率耗散（最大）:- 電壓電源:模擬和數(shù)字 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:24-VFQFN 裸露焊盤 供應(yīng)商設(shè)備封裝:24-VQFN 裸露焊盤（4x4） 包裝:Digi-Reel® 輸入數(shù)目和類型:8 個(gè)單端，單極 產(chǎn)品目錄頁(yè)面:892 (CN2011-ZH PDF) 其它名稱:296-25851-6 |
| AD7322BRUZ-REEL | 功能描述:IC ADC 12BIT+SAR 2CHAN 14-TSSOP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 標(biāo)準(zhǔn)包裝:1,000 系列:- 位數(shù):16 采樣率（每秒）:45k 數(shù)據(jù)接口:串行 轉(zhuǎn)換器數(shù)目:2 功率耗散（最大）:315mW 電壓電源:模擬和數(shù)字 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:28-SOIC（0.295"，7.50mm 寬） 供應(yīng)商設(shè)備封裝:28-SOIC W 包裝:帶卷 (TR) 輸入數(shù)目和類型:2 個(gè)單端，單極 |
| AD7322BRUZ-REEL7 | 功能描述:IC ADC 12BIT+ SAR 2CHAN 14TSSOP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 標(biāo)準(zhǔn)包裝:1,000 系列:- 位數(shù):16 采樣率（每秒）:45k 數(shù)據(jù)接口:串行 轉(zhuǎn)換器數(shù)目:2 功率耗散（最大）:315mW 電壓電源:模擬和數(shù)字 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:28-SOIC（0.295"，7.50mm 寬） 供應(yīng)商設(shè)備封裝:28-SOIC W 包裝:帶卷 (TR) 輸入數(shù)目和類型:2 個(gè)單端，單極 |
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