DF2148ATE20 Renesas Electronics America, DF2148ATE20 Datasheet - Page 766

• Manufacturer Part Number: DF2148ATE20
• Description: IC H8S MCU FLASH 128K 100-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2100r

Specifications of DF2148ATE20

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: Host Interface, I²C, IrDA, SCI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 74
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 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: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Other names: HD64F2148ATE20; HD64F2148ATE20

Section 23 ROM
Table 23.13 AC Characteristics in Memory Read Mode
Conditions: V
Item
Command write cycle
CE hold time
CE setup time
Data hold time
Data setup time
Write pulse width
WE rise time
WE fall time
Rev. 4.00 Sep 27, 2006 page 720 of 1130
REJ09B0327-0400
FA17 to FA0
FO7 to FO0
Note: Data is latched on the rising edge of WE.
Figure 23.16 Memory Read Mode Timing Waveforms after Command Write
WE
OE
CE
CC
= 3.3 V ±0.3 V, V
(H8S/2148 F-ZTAT A-Mask Version, H8S/2147 F-ZTAT A-Mask Version, H8S/2144 F-ZTAT A-Mask Version)
t
ces
Command write
t
f
SS
t
wep
Symbol
t
t
t
t
t
t
t
t
= 0 V, T
nxtc
ceh
ces
dh
ds
wep
r
f
t
ds
Data
t
dh
t
t
ceh
r
a
= 25°C ±5°C
Min
20
0
0
50
50
70
—
—
t
nxtc
Max
—
—
—
—
—
—
30
30
Memory read mode
Address stable
Data
Unit
µs
ns
ns
ns
ns
ns
ns
ns