TS80C54X2YYY-MICD Atmel Corporation, TS80C54X2YYY-MICD Datasheet - Page 2

• Manufacturer Part Number: TS80C54X2YYY-MICD
• Description: 8-bit CMOS Microcontroller 16/32 Kbytes ROM/OTP
• Manufacturer: Atmel Corporation

TS80C54X2/C58X2
TS87C54X2/C58X2
3. Block Diagram
2
ALE/
EA/V
XTAL1
XTAL2
PSEN
PROG
WR
RD
PP
VQFP44 1.4
PQFP44 F1
TS80C54X2
TS80C58X2
TS87C54X2
TS87C58X2
PLCC44
PDIL40
(2)
(2)
CPU
(2)
(2) (2)
EUART
Timer 0
Timer 1
(2)
CORE
C51
(2) (2)
256x8
RAM
INT
Ctrl
Table 1. Memory size
(2): Alternate function of Port 3
(1): Alternate function of Port 1
IB-bus
ROM (bytes)
Port 0 Port 1 Port 2 Port 3
16k
32k
0
0
Parallel I/O Ports
/EPROM
16/32Kx8
ROM
(1)
Timer2
(1)
Watch
Dog
EPROM (bytes)
Rev. C - 15 January, 2001
16k
32k
0
0