HD64F3672FPIV Renesas Electronics America, HD64F3672FPIV Datasheet - Page 236
HD64F3672FPIV
Manufacturer Part Number
HD64F3672FPIV
Description
MCU 3/5V 16K I-TEMP PB-FREE 64-L
Manufacturer
Renesas Electronics America
Series
H8® H8/300H Tinyr
Datasheet
1.HD64F3672FXV.pdf
(334 pages)
Specifications of HD64F3672FPIV
Core Processor
H8/300H
Core Size
16-Bit
Speed
16MHz
Connectivity
SCI
Peripherals
PWM, WDT
Number Of I /o
26
Program Memory Size
16KB (16K x 8)
Program Memory Type
FLASH
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Data Converters
A/D 4x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-LQFP
For Use With
R0K436079S000BE - KIT DEV FOR H8/36079 W/COMPILER
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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Section 14 A/D Converter
14.4.3
The A/D converter has a built-in sample-and-hold circuit. The A/D converter samples the analog
input when the A/D conversion start delay time (t
starts conversion. Figure 14.2 shows the A/D conversion timing. Table 14.3 shows the A/D
conversion time.
As indicated in figure 14.2, the A/D conversion time includes t
length of t
time therefore varies within the ranges indicated in table 14.3.
In scan mode, the values given in table 14.3 apply to the first conversion time. In the second and
subsequent conversions, the conversion time is 128 states (fixed) when CKS = 0 and 66 states
(fixed) when CKS = 1.
Rev.4.00 Nov. 02, 2005 Page 210 of 304
REJ09B0143-0400
Input Sampling and A/D Conversion Time
D
varies depending on the timing of the write access to ADCSR. The total conversion
Address
Write signal
Input sampling
timing
ADF
[Legend]
(1)
(2)
t
t
t
D
SPL
CONV
: ADCSR write cycle
: ADCSR address
: A/D conversion start delay
: Input sampling time
: A/D conversion time
Figure 14.2 A/D Conversion Timing
(1)
(2)
t
D
t
SPL
D
) has passed after the ADST bit is set to 1, then
t
CONV
D
and the input sampling time. The
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