Datasheet

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PIN CONFIGURATIONS
+V
A
AGND
DB15
DB14
DB13
DB12
DB11
DB10
DB9
DB8
DB7
DB6
1
2
3
4
5
6
7
8
9
10
11
12
36
35
34
33
32
31
30
29
28
27
26
25
+V
A
AGND
REFIN
REFOUT
RESET
A0
A1
A2
BYTE
HOLDA
HOLDB
HOLDC
DB5
DB4
DB3
DB2
DB1
DB0
BUSY
DGND
+V
D
CLOCK
RD
CS
13 14 15 16 17 18 19 20 21 22 23 24
CH A0+
CH A0
−
CH B0+
CH B0
−
CH C0+
CH C0
−
CH C1
−
CH C1+
CH B1
−
CH B1+
CH A1
−
CH A1+
48 47 46 45 44
ADS7864
43 42 41 40 39 38 37
ADS7864
SBAS141A – SEPTEMBER 2000 – REVISED MARCH 2005
ELECTRICAL CHARACTERISTICS (continued)
All specifications T
MIN
to T
MAX
, +V
A
= +V
D
= +5V, V
REF
= internal +2.5V and f
CLK
= 8MHz, f
SAMPLE
= 500kHz (unless otherwise
noted).
ADS7864Y ADS7864YB
PARAMETER TEST CONDITIONS UNIT
MIN TYP MAX MIN TYP MAX
Digital Input/Output
Logic Family CMOS CMOS
Logic Levels:
V
IH
I
IH
= +5µA 3.0 +V
D
+ 0.3 3.0 +V
D
+ 0.3 V
V
IL
I
IL
= +5µA –0.3 0.8 –0.3 0.8 V
V
OH
I
OH
= –500µA 3.5 3.5 V
V
OL
I
OL
= –500µA 0.4 0.4 V
External Clock 0.2 8 0.2 8 MHz
Data Format Binary Two's Complement Binary Two's Complement
Power-Supply Requirements
Power Supply Voltage, +V
A
, +V
D
4.75 5 5.25 4.75 5 5.25 V
Quiescent Current, +V
A
, +V
D
10 10 mA
Power Dissipation 50 50 mW
5