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C505CA-4RC Datasheet, PDF (11/22 Pages) Infineon Technologies AG – 8-bit Single-Chip Microcontroller (Bare Die Delivery)
C505CA-4RC
Step BB
Table 2
Pad Definition and Functions
Symbol Pad In/ Position
Num. Out [µm]
(I/O) x
y
Function
XTAL1 15 I 3991 1193 Input to the inverting oscillator amplifier and
input to the internal clock generator circuits.
NC
16 - 3991 1355 Not connected
VSS
17 - 3991 1480 Ground (0V)
VSS
18 - 3991 1605 Ground (0V)
VSS
19 - 3991 1730 Ground (0V)
VDD
20 - 3991 1904 Power Supply (+5V)
VDD
21 - 3991 2029 Power Supply (+5V)
VDD
22 - 3991 2155 Power Supply (+5V)
P2.0 23 I/O 3991 2289 Port 2 general Input/Output (quasi-bidirectional)/
High-order address byte line A8
P2.1 24 I/O 3991 2423 Port 2 general Input/Output (quasi-bidirectional)/
High-order address byte line A9
P2.2 25 I/O 3991 2664 Port 2 general Input/Output (quasi-bidirectional)/
High-order address byte line A10
P2.3 26 I/O 3991 2980 Port 2 general Input/Output (quasi-bidirectional)/
High-order address byte line A11
P2.4 27 I/O 3991 3295 Port 2 Input/Output (quasi-bidirectional)/
High-order address byte line A12
P2.5 28 I/O 3537 3739 Port 2 general Input/Output (quasi-bidirectional)/
High-order address byte line A13
P2.6 29 I/O 3165 3739 Port 2 general nput/Output (quasi-bidirectional)/
High-order address byte line A14
P2.7 30 I/O 2785 3739 Port 2 general Input/Output (quasi-bidirectional)/
High-order address byte line A15
PSEN 31 O 2505 3739 Program Store Enable
ALE 32 O 2186 3739 Address Latch Enable
P4.1 33 I/O 1886 3739 Port 4 general Input/Output (quasi-bidirectional)/
Receiver input of CAN controller
EA
34 I 1588 3739 External Access Enable
Data Sheet
11
V1.3, 2000-12