DF2148BTE20 Renesas Electronics America, DF2148BTE20 Datasheet - Page 77

• Manufacturer Part Number: DF2148BTE20
• Description: IC H8S MCU FLASH 128K 100-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2100r

Specifications of DF2148BTE20

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, IrDA, SCI, X-Bus
• Peripherals: PWM, WDT
• Number Of I /o: 74
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Other names: HD64F2148BTE20; HD64F2148BTE20

Type
Keyboard
buffer
controller
Host
interface
(XBS)
Host
interface
(LPC)
Symbol
PS2AC
PS2BC
PS2CC
PS2AD
PS2BD
PS2CD
HDB7 to
HDB0
CS1,
CS2/
ECS2,
CS3, CS4
IOR
IOW
HA0
GA20
HIRQ11
HIRQ1
HIRQ12
HIRQ3
HIRQ4
HIFSD
LAD3 to
LAD0
LFRAME
LRESET
LCLK
FP-100B,
TFP-100B TFP-144 I/O
31
21
11
30
20
10
89 to 82
18, 94,
25, 81, 80
22
19
93
94
52
53
54
91
90
95
85 to 82
86
87
88
Pin No.
39
37
34
38
35
33
128 to
121
19, 130,
24, 118,
117
21
20
129
130
2
3
4
120
119
131
124 to
121
125
126
127
Input/
Output
Input/
Output
Input/
Output
Input
Input
Input
Input
Output A20 gate control signal output pin.
Output Output pins for interrupt requests to the
Input
Input/
Output
Input
Input
Input
Keyboard buffer controller
synchronization clock input/output pins.
Keyboard buffer controller data
input/output pins.
Bidirectional 8-bit bus for accessing
XBS.
Input pins for selecting XBS channels 1
to 4. The CS2 or ECS2 input pin is
selected with the system control
register.
Input pin that enables reading from
XBS.
Input pin that enables writing to XBS.
Input pin that indicates whether an
access is a data access or command
access.
host.
Control input pin used to place XBS
input/output pins in the high-impedance/
cutoff state.
LPC command, address, and data
input/output pins.
Input pin that indicates the start of an
LPC cycle or forced termination of an
abnormal LPC cycle.
Input pin that indicates an LPC reset.
The LPC clock input pin.
Rev. 3.00 Mar 21, 2006 page 21 of 788
Name and Function
Section 1 Overview
REJ09B0300-0300