DF2437FV Renesas Electronics America, DF2437FV Datasheet - Page 313
DF2437FV
Manufacturer Part Number
DF2437FV
Description
IC H8S/2437 MCU FLASH 128QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2400r
Specifications of DF2437FV
Core Processor
H8S/2600
Core Size
16-Bit
Speed
20MHz
Connectivity
I²C, SCI
Peripherals
POR, PWM, WDT
Number Of I /o
85
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 16x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
128-QFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2437FV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
- Current page: 313 of 776
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Table 10.3 Switching of Internal Clock and FRC Operation
No.
1
2
3
Timing of Switchover
by Means of CKS1
and CKS0 Bits
Switching from
low to low
Switching from
low to high
Switching from
high to low
FRC Operation
Clock before
switchover
Clock after
switchover
FRC clock
FRC
Clock before
switchover
Clock after
switchover
FRC clock
FRC
Clock before
switchover
Clock after
switchover
FRC clock
FRC
N
N
N
CKS bit rewrite
Rev.2.00 May. 28, 2009 Page 273 of 732
N + 1
CKS bit rewrite
N + 1
CKS bit rewrite
*
N + 1
N + 2
N + 2
REJ09B0059-0200
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