HD64F7051SFJ20V Renesas Electronics America, HD64F7051SFJ20V Datasheet - Page 474

• Manufacturer Part Number: HD64F7051SFJ20V
• Description: MCU 5V 256K J-TEMP PB-FREE QFP-1
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7050r

Specifications of HD64F7051SFJ20V

• Core Processor: SH-2
• Core Size: 32-Bit
• Speed: 20MHz
• Connectivity: EBI/EMI, SCI
• Peripherals: DMA, WDT
• Number Of I /o: 102
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 10K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 16x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 168-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Section 14 A/D Converter
14.4.3
The A/D converter has a built-in sample-and-hold circuit in A/D0 and A/D1. The A/D converter
samples the analog input at time t
then starts conversion. Figure 14.5 shows the A/D conversion timing.
The A/D conversion time (t
t
operation. The total conversion time therefore varies within the ranges shown in table 14.4.
In scan mode, the t
subsequent conversions, t
Table 14.4 A/D Conversion Time (Single Mode)
Item
A/D conversion start
delay time
Input sampling time
(A/D0)
Input sampling time
(A/D1)
A/D conversion time
Rev. 5.00 Jan 06, 2006 page 452 of 818
REJ09B0273-0500
D
is not fixed, since it includes the time required for synchronization of the A/D conversion
Analog Input Setting and A/D Conversion Time
CONV
values given in table 14.4 apply to the first conversion. In the second and
Symbol
t
t
t
t
CONV
D
SPL
SPL
CONV
CONV
is fixed at 256 states when CKS = 0 or 128 states when CKS = 1.
) includes t
D
(A/D conversion start delay time) after the ADST bit is set to 1,
Min
10
—
—
259
D
and the analog input sampling time (t
CKS = 0
Typ
—
64
64
—
Max
17
—
—
266
Min
6
—
—
131
CKS = 1
Typ
—
32
32
—
Max
9
—
—
134
SPL
). The length of
Unit
States