SST89V58RD2-33-I-TQJE Microchip Technology, SST89V58RD2-33-I-TQJE Datasheet - Page 43

• Manufacturer Part Number: SST89V58RD2-33-I-TQJE
• Description: 2.7V To 3.6V FlashFlex 8-bit 8051 Microcontroller 44 TQFP 10x10x1mm TRAY
• Manufacturer: Microchip Technology
• Series: FlashFlex®r

Specifications of SST89V58RD2-33-I-TQJE

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 33MHz
• Connectivity: EBI/EMI, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, WDT
• Number Of I /o: 36
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 8K x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP
• Processor Series: FlashFlex51
• Core: C51
• Data Bus Width: 8 bit
• Data Ram Size: 1 KB
• Interface Type: SPI
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 5
• Number Of Timers: 3
• Operating Supply Voltage: 2.7 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Data Converters: -
• Lead Free Status / Rohs Status: Details

FlashFlex MCU
SST89V54RD2/RD / SST89V58RD2/RD
6.2.3 SPI Transfer Formats
©2007 Silicon Storage Technology, Inc.
FIGURE
FIGURE
SCK (CPOL=0)
SCK (CPOL=1)
SCK (CPOL=0)
SCK (CPOL=1)
SS# (to Slave)
SS# (to Slave)
(for reference)
(for reference)
(from Master)
(from Master)
SCK Cycle #
SCK Cycle #
(from Slave)
(from Slave)
MOSI
MISO
6-5: SPI Transfer Format with CPHA = 0
6-6: SPI Transfer Format with CPHA = 1
MOSI
MISO
MSB
MSB
1
MSB
MSB
1
2
6
6
2
6
6
3
5
5
3
5
5
43
4
4
4
4
4
4
5
3
3
5
3
3
6
2
2
6
2
2
7
1
1
7
1
1
LSB
LSB
8
LSB
8
LSB
S71255-10-000
1255 F20.0
1255 F21.0
Data Sheet
12/07