TPMC917 User Manual Issue 1.0.7
Page 7 of 26
2 Technical Specification
PMC Interface
Mechanical Interface
PCI Mezzanine Card (PMC) Interface
Single Size
Electrical Interface
PCI Rev. 2.1 compliant
33 MHz / 32 bit PCI
3.3V and 5V PCI Signaling Voltage
On Board Devices
PCI Target Chip
PCI9030 (PLX Technology)
RS232 Interface (TPMC917-10 only)
UART Controller
ST16C654 (4 channel UART)
Number of RS232 Channels
4
FIFO
64 byte transmit FIFO
64 byte receive FIFO per channel
Interrupts
PCI INTA for all channels, on board Interrupt Status Register
I/O Signals/Channel
TX, RX, RTS, CTS, GND
Maximum Transfer Rate
Up to 115.2 kbps @2.5nF and 3kohm load impedance
ESD Protection
+/-15kV Human Body Model, +/-6kV IEC1000-4-2 model
SRAM Interface
Memory Capacity
TPMC917-10/20: 4 Mbyte, 2 banks organized as 512k x 32
TPMC917-21: 2 Mbyte, 1 bank organized as 512k x 32
On Board Battery Type
CR2430 Lithium Cell (285mA h capacity)
Battery Fault Voltage
2.6V typical
Battery Lifetime
@+25°C: approx. 8 years
@+45°C: approx. 4 years
Caused by self discharching effects
Data Retention Time @+25°C
5 years typical (with a fresh on board CR2430 Lithium Cell)
Minimum Data Retention
Voltage
2.0V minimum
5V Power Failure Threshold
4.37V typical
Max./Min. External Battery
Voltage via P14 I/O
5.5V maximum / 3.0V minimum
I/O Interface
I/O Connector
DB25 female connector (TPMC917-10 only)
64 pin Mezzanine P14 I/O
