tc83230-0021 TOSHIBA Semiconductor CORPORATION, tc83230-0021 Datasheet - Page 22
tc83230-0021
Manufacturer Part Number
tc83230-0021
Description
Single-chip Cmos Lsi For Calculators With Printers
Manufacturer
TOSHIBA Semiconductor CORPORATION
Datasheet
1.TC83230-0021.pdf
(28 pages)
- Current page: 22 of 28
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Oscillation Circuit
AC Electrical Characteristics
Instruction cycle time
High-level clock pulse width
Low-level clock pulse width
Shift data hold time
High speed timer/counter input
frequency
Note 10: Shift data hold time:
Recommended Circuit
SCK , SO Terminal External Circuit
Characteristics
(T
opr
= = = = 0~40°C , V
C = 20 pF
X’tal (or ceramic) = 4 MHz
V
C = 100 pF
R = 1 kW ± 2%
C = 10 pF (XIN), 22 pF (XOUT)
X’tal = 32.768 kHz
DD
Symbol
(V
t
t
t
= 5.0 V
WCH
WCL
t
SDH
f
CY
HT
SS
= = = = 0 V, V
DD
= = = = 2.7~6.0 V)
Circuit
Test
¾
¾
¾
¾
¾
¾
DD
Test Condition
22
NORMAL
SLOW
External Clock Operation
= = = = 4.5~6.0 V, T
Serial Port
Test Condition
TC83230-0021/JTC83230-0021S
¾
¾
(the end of transmission)
opr
= = = = 0~40° C)
0.5 tcy
- 300
235
Min
Min
2.4
1.9
¾
¾
80
¾
32.768
Typ.
Typ.
4.0
4.0
¾
¾
¾
¾
¾
2003-03-24
Max
Max
267
5.6
¾
¾
20
¾
¾
f
c
MHz
MHz
MHz
Unit
Unit
kHz
ms
ns
ns
ns
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