DF3048BVX25V Renesas Electronics America, DF3048BVX25V Datasheet - Page 557
DF3048BVX25V
Manufacturer Part Number
DF3048BVX25V
Description
MCU 3/5V 128K PB-FREE 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300Hr
Specifications of DF3048BVX25V
Core Processor
H8/300H
Core Size
16-Bit
Speed
25MHz
Connectivity
SCI, SmartCard
Peripherals
DMA, PWM, WDT
Number Of I /o
70
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 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
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF3048BVX25V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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The following equation calculates the bit rate register (BRR) setting from the system clock
frequency and bit rate. N is an integer from 0 to 255, specifying the value with the smaller error.
Table 14.6 BRR Settings for Typical Bit Rate (bits/s) (when n = 0)
Table 14.7 Maximum Bit Rates for Various Frequencies (Smart Card Interface)
The bit rate error is calculated from the following equation.
Bit/s
9600
7.1424
10.00
10.7136
13.00
14.2848
16.00
18.00
20.00
25.00
(MHz)
N Error
0
7.1424
N =
Error (%) =
0.00
1488
N Error
1
10.00
30.00
2
2n 1
1488
Maximum Bit Rate (bits/s)
9600
13441
14400
17473
19200
21505
24194
26882
33602
N Error
1
10.7136
B
2
25.00
2n 1
10
6
B
N Error
1
1
13.00
8.99
(N + 1)
N Error
1
14.2848
(MHz)
0.00
10
6
Rev. 3.00 Sep 27, 2006 page 529 of 872
1
N Error
1
16.00
N
0
0
0
0
0
0
0
0
0
12.01
100
Section 14 Smart Card Interface
N Error
2
18.00
15.99
REJ09B0325-0300
N Error
2
n
0
0
0
0
0
0
0
0
0
20.00
6.66
N Error
3
25.00
12.49
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