SST89V58RD2-33-I-TQJE Microchip Technology, SST89V58RD2-33-I-TQJE Datasheet - Page 65

• 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
©2007 Silicon Storage Technology, Inc.
1. Under steady state (non-transient) conditions, I
2. Capacitive loading on Ports 0 and 2 may cause spurious noise to be superimposed on the V
3. Load capacitance for Port 0, ALE and PSEN#= 100pF, load capacitance for all other outputs = 80pF.
4. Capacitive loading on Ports 0 and 2 may cause the V
5. Pins of Ports 1, 2, and 3 source a transition current when they are being externally driven from 1 to 0. The transition current reaches
6. Pin capacitance is characterized but not tested. EA# is 25pF (max).
Maximum I
Maximum I
Maximum I
If I
listed test conditions.
due to external bus capacitance discharging into the Port 0 and 2 pins when the pins make 1-to-0 transitions during bus operations.
In the worst cases (capacitive loading > 100pF), the noise pulse on the ALE pin may exceed 0.8V. In such cases, it may be desirable
to qualify ALE with a Schmitt Trigger, or use an address latch with a Schmitt Trigger STROBE input.
when the address bits are stabilizing.
its maximum value when V
OL
exceeds the test condition, V
OL
OL
OL
per port pin:
per 8-bit port:
total for all outputs: 71mA
IN
is approximately 2V.
15mA
26mA
OL
may exceed the related specification. Pins are not guaranteed to sink current greater than the
OL
must be externally limited as follows:
OH
on ALE and PSEN# to momentarily fall below the V
65
OL
s of ALE and Ports 1 and 3. The noise
DD
- 0.7 specification
S71255-10-000
Data Sheet
12/07