HD6412340 HITACHI [Hitachi Semiconductor], HD6412340 Datasheet - Page 23

• Manufacturer Part Number: HD6412340
• Description: H8S/2345 F-ZTAT Hardware Manual
• Manufacturer: HITACHI [Hitachi Semiconductor]

Table 1.1
Item
8-bit timer
2 channels
Watchdog timer
Serial
communication
interface (SCI)
2 channels
A/D converter
D/A converter
I/O ports
Memory
Interrupt controller
Overview (cont)
Specification
Product Name
H8S/2345
H8S/2344
H8S/2343
H8S/2341
H8S/2340
8-bit up-counter (external event count capability)
Two time constant registers
Two-channel connection possible
Watchdog timer or interval timer selectable
Asynchronous mode or synchronous mode selectable
Multiprocessor communication function
Smart card interface function
Resolution: 10 bits
Input: 8 channels
High-speed conversion: 6.7 s minimum conversion time (at 20 MHz
operation)
Single or scan mode selectable
Sample and hold circuit
A/D conversion can be activated by external trigger or timer trigger
Resolution: 8 bits
Output: 2 channels
71 I/O pins, 8 input-only pins
Flash memory, PROM, or mask ROM
High-speed static RAM
Nine external interrupt pins (NMI, IRQ0 to IRQ7)
43 internal interrupt sources
Eight priority levels settable
ROM
128 kbytes
96 kbytes
64 kbytes
32 kbytes
—
RAM
4 kbytes
4 kbytes
2 kbytes
2 kbytes
2 kbytes
3