参数资料
型号: ADS828EG4
厂商: Texas Instruments
文件页数: 12/17页
文件大小: 0K
描述: IC 10BIT 75MHZ ADC 28-SSOP
产品培训模块: Data Converter Basics
标准包装: 50
系列: SpeedPlus™
位数: 10
采样率(每秒): 75M
数据接口: 并联
转换器数目: 1
功率耗散(最大): 340mW
电压电源: 单电源
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 28-SSOP(0.209",5.30mm 宽)
供应商设备封装: 28-SSOP
包装: 管件
输入数目和类型: 2 个单端,单极;1 个差分,单极
ADS828
4
SBAS126A
TIMING DIAGRAM
5 Clock Cycles
Data Invalid
t
D
t
L
t
H
t
CONV
N–5N–4N–3N–2N–1
N
N+1
N+2
Data Out
Clock
Analog In
N
t
2
N+1
N+2
N+3
N+4
N+5
N+6
N+7
t
1
SYMBOL
DESCRIPTION
MIN
TYP
MAX
UNITS
tCONV
Convert Clock Period
13.3
100
sns
tL
Clock Pulse Low
6.4
6.7
ns
tH
Clock Pulse High
6.4
6.7
ns
tD
Aperture Delay
3
ns
t1
Data Hold Time, CL = 0pF
3.9
ns
t2
New Data Delay Time, CL = 15pF max
12
ns
PIN
DESIGNATOR
DESCRIPTION
1
GND
Ground
2
Bit 1
Data Bit 1 (D9) (MSB)
3
Bit 2
Data Bit 2 (D8)
4
Bit 3
Data Bit 3 (D7)
5
Bit 4
Data Bit 4 (D6)
6
Bit 5
Data Bit 5 (D5)
7
Bit 6
Data Bit 6 (D4)
8
Bit 7
Data Bit 7 (D3)
9
Bit 8
Data Bit 8 (D2)
10
Bit 9
Data Bit 9 (D1)
11
Bit 10
Data Bit 10 (D0) (LSB)
12
OE
Output Enable. HI = high impedance state.
LO = normal operation (internal pull-
down resistor)
13
PD
Power Down. HI = power down; LO = normal
14
CLK
Convert Clock Input
15
+VS
+5V Supply
16
GND
Ground
17
RSEL
Input Range Select. HI = 2Vp-p; LO = 1Vp-p
18
INT/EXT
Reference Select. HI = external; LO = internal
19
REFB
Bottom Reference
20
ByB
Bottom Ladder Bypass
21
ByT
Top Ladder Bypass
22
REFT
Top Reference
23
CM
Common-Mode Voltage Output
24
IN
Complementary Input (–)
25
IN
Analog Input (+)
26
GND
Ground
27
+VS
+5V Supply
28
VDRV
Output Logic Driver Supply Voltage
PIN DESCRIPTIONS
PIN CONFIGURATION
Top View
SSOP
GND
Bit 1 (MSB)
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
Bit 7
Bit 8
Bit 9
Bit 10 (LSB)
OE
PD
CLK
VDRV
+V
S
GND
IN
CM
REFT
ByT
ByB
REFB
INT/EXT
RSEL
GND
+V
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
ADS828
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