5V PRECISION DATA ACQUISITION
SUBSYSTEMS
TC530
TC534
ELECTRICAL CHARACTERISTICS:
Serial Port Interface:
V
CCD
= +5V, unless otherwise specified.
T
A
= +25
°
C
Symbol
V
IH
V
IL
I
IN
V
OL
1
T
A
= 0
°
C to +70
°
C
Max
—
0.8
10
0.3
2
Unit
V
V
µA
V
Parameter
Input Logic HIGH Level
Input Logic LOW Level
Input Current (DI, DO, D
CLK
)
Logic LOW Output Voltage
(EOC)
Test Conditions
Min
2.5
—
—
—
Typ
—
—
—
0.2
Min
2.5
—
—
—
Typ
—
—
—
—
Max
—
0.8
—
0.35
I
OUT
= 250µA
3
4
5
6
7
ELECTRICAL CHARACTERISTICS:
Serial Port Interface:
V
CCD
= +5V, unless otherwise specified.
T
A
= +25
°
C
Symbol
tR, tF
F
XTL
F
EXT
t
RS
t
RD
t
DRS
t
PWL
t
PWH
t
DR
T
A
= 0
°
C to +70
°
C
Max
250
2.0
4.0
—
—
—
—
—
—
Parameter
Rise and Fall Times
(EOC, DI, DO)
Crystal Frequency
External Frequency on OSC
IN
Read Setup Time
Read Delay Time
D
CLK
to D
OUT
Delay
D
CLK
LOW Pulse Width
D
CLK
HIGH Pulse Width
Data Ready Delay
Test Conditions
C
L
= 10pF
Min
—
—
—
1
250
450
150
150
200
Typ
—
—
—
—
—
—
—
—
—
Min
—
—
—
—
—
—
—
—
—
Typ
250
—
—
1
250
450
150
150
200
Max
—
2.0
4.0
—
—
—
—
—
—
Unit
nsec
MHz
MHz
µsec
nsec
nsec
nsec
nsec
nsec
ELECTRICAL CHARACTERISTICS:
DC/DC Converter Section:
V
DD
= +5V, unless otherwise specified.
T
A
= +25
°
C
Symbol
R
OUT
f
CLK
I
OUT
T
A
= 0
°
C To +70
°
C
Max
85
—
10
Parameter
Output Resistance
Oscillator Frequency
V
SS
Output Current
Test Conditions
I
OUT
= 10mA
C
OSC
= 0
Min
—
—
—
Typ
65
100
—
Min
—
—
—
Typ
—
—
—
Max
100
—
10
Unit
Ω
kHz
mA
ELECTRICAL CHARACTERISTICS:
Multiplexer:
V
DD
= +5V (Note 4), unless otherwise specified.
T
A
= +25
°
C
Symbol
V
INMAX
R
DSON
Notes:
1.
2.
3.
4.
T
A
= 0
°
C to +70
°
C
Max
2.5
10
Parameter
Maximum Input Voltage
Drain/Source ON Resistance
Test Conditions
Min
– 2.5
—
Typ
—
6
Min
–2.5
—
Typ
—
—
Max
2.5
—
Unit
V
kΩ
Integrate time
≥
66msec, Auto Zero time
≥
66msec, V
INT
(pk) = 4V.
End point linearity at
±¹⁄₄, ±¹⁄₂, ±³⁄₄
F.S. after full scale adjustment.
Roll-over error is related to capacitor used for C
INT
(See "Recommended Suppliers for C
INT
", Table 2).
TC534 Only.
8
3-49
TELCOM SEMICONDUCTOR, INC.
TELCOM [ TELCOM SEMICONDUCTOR, INC ]
