TMP91C824
91C824-2
2008-02-20
(4)
External memory expansion
•
Expandable up to 106 Mbytes (shared program/data area)
•
Can simultaneously support 8-/16-bit width external data bus
Dynamic data bus sizing
•
Separate bus system
(5)
8-bit timers: 4 channels
(6)
General-purpose serial interface: 2 channels
•
UART/Synchronous mode: 2 channels
•
IrDA Ver.1.0 (115.2 kbps) mode selectable: 1 channel
(7)
Serial bus interface: 1 channel
•
I
2
C bus mode/clock synchronous mode selectable
(8)
Timer for real-time clock (RTC)
•
Based on TC8521A
(9)
10-bit AD converter: 8 channels
(10)
Watchdog timer
(11)
Melody/alarm generator
•
Melody: Output of clock 4 to 5461 Hz
•
Alarm: Output of the 8 kinds of alarm pattern
•
Output of the 5 kinds of interval interrupt
(12)
Chip select/wait controller: 4 channels
(13)
Memory management unit
•
Expandable up to 106 Mbytes (4 local areas/8-bank method)
(14)
Interrupts: 37 interrupts
•
9 CPU interrupts:
Software interrupt instruction and illegal instruction
•
23 internal interrupts: 7 priority levels are selectable
•
5 external interrupts: 7 priority levels are selectable
(among 4 interrupts are selectable edge mode)
(15)
Input/output ports: 35 pins (at external 16-bit data bus memory)
(16)
Standby function
Three HALT modes: IDLE2 (Programmable), IDLE1 and STOP
(17)
Triple-clock controller
•
Clock doubler (DFM) circuit is inside
•
Clock gear function: Select a high-frequency clock fc/1 to fc/16
•
Slow mode (fs
=
32.768 kHz)
(18)
Operating voltage
•
V
CC
=
2.7 V to 3.6 V (fc max
=
33 MHz)
•
V
CC
=
1.8 V to 3.6 V (fc max
=
10 MHz)
(19)
Package
•
100-pin QFP: LQFP100-P-1414-0.50F
•
Chip form supply also available. For details, contact your local Toshiba sales
representative.