DF2166VTE33 Renesas Electronics America, DF2166VTE33 Datasheet - Page 344
![MCU FLASH 3V 512K 33MHZ 144TQFP](/photos/28/61/286114/144-tqfp_sml.jpg)
DF2166VTE33
Manufacturer Part Number
DF2166VTE33
Description
MCU FLASH 3V 512K 33MHZ 144TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Datasheet
1.HS2168EPI61H-U.pdf
(876 pages)
Specifications of DF2166VTE33
Core Processor
H8S/2000
Core Size
16-Bit
Speed
33MHz
Connectivity
I²C, IrDA, LPC, SCI, SmartCard
Peripherals
POR, PWM, WDT
Number Of I /o
106
Program Memory Size
512KB (512K x 8)
Program Memory Type
FLASH
Ram Size
40K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
144-TQFP, 144-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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11.7.4
When the internal clock is changed, the changeover may source FRC to increment. This depends
on the time at which the clock is switched (bits CKS1 and CKS0 are rewritten), as shown in table
11.3.
When an internal clock is used, the FRC clock is generated on detection of the falling edge of the
internal clock scaled from the system clock (φ). If the clock is changed when the old source is high
and the new source is low, as in case no. 3 in table 11.3, the changeover is regarded as a falling
edge that triggers the FRC clock, and FRC is incremented. Switching between an internal clock
and external clock can also source FRC to increment.
Rev. 3.00, 03/04, page 302 of 830
Switching of Internal Clock and FRC Operation
Figure 11.20 Conflict between OCR Write and Compare-Match
Compare-match signal
Internal write signal
OCRAR (OCRAF)
(When Automatic Addition Function is Used)
Address
OCR
FRC
φ
Automatic addition is not performed
because compare-match signals are disabled.
OCRAR (OCRAF)
address
Disabled
Old data
N
N
New data
N+1
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