參數(shù)資料
型號(hào): ADS7864YB/250
廠商: Texas Instruments
文件頁(yè)數(shù): 26/27頁(yè)
文件大小: 0K
描述: IC 12BIT 500KHZ 6CH A/D 48-TQFP
產(chǎn)品培訓(xùn)模塊: Data Converter Basics
標(biāo)準(zhǔn)包裝: 1
位數(shù): 12
采樣率(每秒): 500k
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 2
功率耗散(最大): 50mW
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 85°C
安裝類(lèi)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: 標(biāo)準(zhǔn)包裝
輸入數(shù)目和類(lèi)型: 12 個(gè)單端,雙極;6 個(gè)差分,雙極
產(chǎn)品目錄頁(yè)面: 892 (CN2011-ZH PDF)
配用: 296-30697-ND - EVAL MODULE FOR ADS7864M
其它名稱(chēng): ADS7864YBDKR
www.ti.com
Temperature (
_C)
1.0
0.5
0.0
0.5
1.0
T
H
D
a
n
d
S
F
D
R
D
e
lt
a
fr
o
m
+
2
5_
C
(d
B
)
20
40
0
20
40
60
80
THD
SFDR
Temperature (
_C)
C
h
a
n
g
e
in
P
o
s
it
iv
e
G
a
in
M
a
tc
h
(L
S
B
)
1.80
1.70
1.60
1.50
1.40
1.30
1.20
20
40
0
20
40
60
80
Temperature (
_C)
C
h
a
n
g
e
in
N
e
g
a
ti
v
e
G
a
in
M
a
tc
h
(L
S
B
) 1.50
1.40
1.30
1.20
1.10
1.00
20
40
0
20
40
60
80
Temperature (
_C)
R
e
fe
re
n
c
e
(V
)
2.510
2.506
2.502
2.498
2.494
2.490
20
40
0
20
40
60
80
Temperature (
_C)
B
ip
o
la
r
Z
e
ro
(L
S
B
)
CH1
CH0
1.2
1.0
0.8
0.6
0.4
20
40
0
20
40
60
80
Temperature (
_C)
B
ip
o
la
r
M
a
tc
h
(L
S
B
)
1.30
1.20
1.10
1.00
0.90
20
40
0
20
40
60
80
ADS7864
SBAS141A – SEPTEMBER 2000 – REVISED MARCH 2005
TYPICAL CHARACTERISTICS (continued)
All specifications T
A = +25°C, +VA = +VD = +5V, VREF = internal +2.5V and fCLK = 8MHz, fSAMPLE = 500kHz (unless otherwise
noted)
CHANGE IN SPURIOUS FREE DYNAMIC RANGE
AND TOTAL HARMONIC DISTORTION
POSITIVE GAIN MATCH vs TEMPERATURE
vs TEMPERATURE
(Maximum Deviation for All Six Channels)
Figure 5.
Figure 6.
NEGATIVE GAIN MATCH vs TEMPERATURE
(Maximum Deviation for All Six Channels)
REFERENCE VOLTAGE vs TEMPERATURE
Figure 7.
Figure 8.
BIPOLAR ZERO vs TEMPERATURE
BIPOLAR ZERO MATCH vs TEMPERATURE
Figure 9.
Figure 10.
8
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