UPD77111 NEC, UPD77111 Datasheet - Page 13

• Manufacturer Part Number: UPD77111
• Description: 16-BIT FIXED-POINT DIGITAL SIGNAL PROCESSORS
• Manufacturer: NEC

1. PIN FUNCTION
1.1 Pin Function Description
• Power supply
• System control
IV
EV
GND
CLKIN
CLKOUT
RESET
PLL0
PLL1
PLL2
WAKEUP
Pin Name
Pin Name
DD
Because the pin numbers differ depending on the package, refer to the diagram of the package to be used.
DD
35, 77, 85
25, 50,
64, 75,
100
1, 26, 36,
51, 65,
76, 78, 86
73
87
53
52
49
88
74
100-pin
TQFP
100-pin
TQFP
73
74
31, 63, 71
10, 20,
40, 50,
60, 80
1, 11, 21,
32, 41,
51, 61,
64, 72
62
59
Pin No.
80-pin
TQFP
Pin No.
80-pin
TQFP
A5, A7, J5
A1, A9,
E1, E9,
J1, J9
A8, B2,
B5, B7,
E2, E8,
H5, H8,
J2
C7
B8
C4
A4
80-pin
FBGA
80-pin
FBGA
Data Sheet U12801EJ4V0DS00
Output
Input
Input
Input
Input
Input
Input
I/O
I/O
Power to DSP core (+2.5 V)
Power to I/O pins (+3 V)
Ground
System clock input
Internal system clock output
Internal system reset signal input
PLL multiple setting input ( PD77110 only)
•
•
Stop mode release signal input.
•
•
Determines the PLL multiple at reset as
followings:
PLL2: PLL1: PLL0:
000 : Selects PLL multiple of 1.
001 : Selects PLL multiple of 2.
010 : Selects PLL multiple of 3.
:
111 : Selects PLL multiple of 8.
These pins have no function on the
When this pin is asserted active, the stop
mode is released. The function of this pin
can be activated or deactivated by a mask
option.
This pin is always valid on the PD77110 .
PD77111 and 77112 .
Function
Function
PD77110, 77111, 77112
P2
P3
INT4
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