16-Bit Latchup Protected Analog to Digital Converter
T
ABLE
9. 7809LP R
EFERENCE
(S
PECIFIED
P
ERFORMANCE
-40
TO
+85°C)
P
ARAMETER
Internal Reference Voltage
Internal Reference Source Current (Must be
ext. buffer)
External Reference Voltage Range for Speci-
fied Linearity
1
External Reference Current Drain
1. Tested by application of signal.
Ext. 2.5000V Ref
C
ONDITIONS
No Load
M
IN
2.48
--
2.3
--
T
YP
2.5
1
2.5
--
M
AX
2.52
--
2.7
100
7809LP
U
NIT
V
µA
V
µA
T
ABLE
10. 7809LP D
IGITAL
O
UTPUTS
(S
PECIFIED
P
ERFORMANCE
-40
TO
+85°C)
P
ARAMETER
Data Format
Data Coding
Pipeline Delay
S
UBGROUPS
C
ONDITIONS
M
IN
T
YP
M
AX
U
NIT
Memory
Serial 16-bits
Binary Two’s Complement or Straight Binary
Conversion results only available after completed conversion
2.3
--
--
--
--
15
--
10
0.4
--
±10
--
MHz
Selectable for internal or external data clock
Data Clock
Internal (Output Only When
9, 10, 11
EXT/INT Low
--
Transmitting Data)
EXT/INT High
0.1
External (Can Run Continually)
V
OL
V
OH
Leakage Current
1
Output Capacitance
1
1. Not tested.
1, 2, 3
1, 2, 3
1, 2, 3
I
SINK
= 1.6 mA
I
SOURCE
= 500 µ A
High-Z State,
V
OUT
= 0V to V
DIG
High-Z State
--
4
--
--
V
µA
pF
T
ABLE
11. 7809LP P
OWER
S
UPPLIES
(S
PECIFIED
P
ERFORMANCE
-40
TO
+85°C)
P
ARAMETER
V
DIG
V
ANA
I
DIG
I
ANA
Power Dissipation
PWRD LOW
PWRD HIGH
S
UBGROUPS
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
V
ANA
= V
DIG
= 5V
f
s
= 100 kHz
01.11.05 Rev 7
C
ONDITIONS
Must be < V
ANA
M
IN
4.75
4.75
--
--
--
--
T
YP
5
5
0.3
16
--
--
M
AX
5.25
5.25
--
--
132
100
U
NIT
V
V
mA
mA
mW
All data sheets are subject to change without notice
6
©2005 Maxwell Technologies
All rights reserved.
MAXWELL [ MAXWELL TECHNOLOGIES ]
