Datasheet

Section 1 Overview
R01UH0309EJ0500 Rev. 5.00 Page 33 of 1408
Sep 24, 2012
H8S/2456, H8S/2456R, H8S/2454 Group
1.4.3 Pin Functions
Table 1.5 Pin Functions
Pin No.
H8S/2456, H8S/2456R
H8S/2454
Type Symbol PLQP0144KA-A
PTLG0145JB-A
PLQP0120LA-A,
PLQP0120KA-A I/O Function
Power
supply
V
CC
4, 72, 98,
99
B2, N12, E11,
E13
2, 60, 83,
84
Input For connection to the power supply.
V
CC
pins should be connected to the
system power supply.
V
SS
2, 10, 18,
25, 50, 70, 95,
102
A1, E2, F4, H1,
N5, M11, E10,
F11
8, 17, 22,
58, 80, 87
Input For connection to ground. V
SS
pins
should be connected to the system
power supply (0 V).
PLLV
CC
91 H13 76 Input Power supply pin for the on-chip
PLL oscillator.
PLLV
SS
93 G13 78 Input Ground pin for the on-chip PLL
oscillator.
VCL 41 L3 33 Output This pin must not be connected to
the power supply and should be
connected to the V
SS
pin via a 0.1-
μF (recommended value) capacitor
(place it close to pin).
DrV
CC
52 L7 43 Input Power supply pin for the USB on-
chip transceiver. Pins should be
connected to the system power
supply.
DrV
SS
55 M7 46 Input Ground pin for the USB on-chip
transceiver.