M308A5SGP#U5 Renesas Electronics America, M308A5SGP#U5 Datasheet - Page 49

• Manufacturer Part Number: M308A5SGP#U5
• Description: MCU ROMLESS 12K RAM 144-LQFP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M32C/80r

Specifications of M308A5SGP#U5

• Core Processor: M32C/80
• Core Size: 16/32-Bit
• Speed: 32MHz
• Connectivity: EBI/EMI, I²C, IEBus, UART/USART
• Peripherals: DMA, WDT
• Number Of I /o: 81
• Program Memory Type: ROMless
• Ram Size: 24K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 18x10b, D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 144-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

M32C/8A Group
REJ03B0213-0111 Rev.1.11 Mar 31, 2009
Page 47 of 66
Switching Characteristics
(VCC1 = VCC2 = 4.2 to 5.5 V, VSS = 0 V, Topr = -20 to 85°C unless otherwise specified)
Table 5.27
NOTES:
td(BCLK-AD)
th(BCLK-AD)
th(RD-AD)
th(WR-AD)
td(BCLK-CS)
th(BCLK-CS)
th(RD-CS)
th(WR-CS)
td(BCLK-RD)
th(BCLK-RD)
td(BCLK-WR)
th(BCLK-WR)
td(DB-WR)
th(WR-DB)
td(BCLK-ALE)
th(BCLK-ALE)
td(AD-ALE)
th(ALE-AD)
tdz(RD-AD)
1. Values, which depend on BCLK frequency, can be obtained from the following equations.
2. Values, which depend on BCLK frequency and external bus cycles, can be obtained from the following equation.
3. Values, which depend on BCLK frequency and external bus cycles, can be obtained from the following equation.
4. Values, which depend on BCLK frequency and external bus cycles, can be obtained from the following equation.
5. tc [ns] is added when recovery cycle is inserted.
Symbol
th(WR-CS) =
th(RD-CS)
th(WR-DB) =
th(RD-AD)
th(WR-AD) =
td(DB-WR) =
td(AD-ALE) =
th(ALE-AD) =
Microprocessor Mode
(when accessing external memory space with multiplexed bus)
Address output delay time
Address output hold time (BCLK standard)
Address output hold time (RD standard)
Address output hold time (WR standard)
Chip-select signal output delay time
Chip-select signal output hold time (BCLK standard)
Chip-select signal output hold time (RD standard)
Chip-select signal output hold time (WR standard)
RD signal output delay time
RD signal output hold time
WR signal output delay time
WR signal output hold time
Data output delay time (WR standard)
Data output hold time (WR standard)
ALE signal output delay time (BCLK standard)
ALE signal output hold time (BCLK standard)
ALE signal output delay time (address standard)
ALE signal output hold time (address standard)
Address output float start time
=
=
f(BCLK) × 2
f(BCLK) × 2
f(BCLK) × 2
f(BCLK) × 2
f(BCLK) × 2
f(BCLK) × 2
f(BCLK) × 2
f(BCLK) × 2
10
10
10
9
9
9
10
10
10
10
10
× m
× n
× n
9
9
9
9
9
- 10 [ns]
- 10 [ns]
- 10 [ns]
- 10 [ns]
- 10 [ns]
- 25 [ns] (if external bus cycle is aφ + bφ, m = (b × 2) - 1)
- 20 [ns] (if external bus cycle is aφ + bφ, n = a)
- 10 [ns] (if external bus cycle is aφ + bφ, n = a)
Parameter
(5)
(5)
(5)
(5)
(5)
See Figure 5.2
Measurement
Condition
VCC1 = VCC2 = 5V
5. Electrical Characteristics
(note 1)
(note 1)
(note 1)
(note 1)
(note 2)
(note 1)
(note 3)
(note 4)
Min.
-3
-3
-5
-2
-5
Standard
Max.
18
18
18
18
18
8
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns