AT89C5131A-M Atmel Corporation, AT89C5131A-M Datasheet - Page 162

• Manufacturer Part Number: AT89C5131A-M
• Manufacturer: Atmel Corporation

Specifications of AT89C5131A-M

• Flash (kbytes): 32 Kbytes
• Max. Operating Frequency: 48 MHz
• Cpu: 8051-12C
• Max I/o Pins: 34
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 1
• Twi (i2c): 1
• Uart: 1
• Sram (kbytes): 1.25
• Eeprom (bytes): 1024
• Self Program Memory: API
• Operating Voltage (vcc): 2.7 to 5.5
• Timers: 4
• Isp: UART/USB
• Watchdog: Yes

Notes:
162
1. Operating I
2. Idle I
3. Power-down I
4. Under steady state (non-transient) conditions, I
AT89C5130A/31A-M
V
V
27-1.).
0.5V; XTAL2 N.C; Port 0 = V
ure 27-3.). In addition, the WDT must be inactive and the POF flag must be set.
Maximum I
Maximum I
Port 0: 26 mA
Ports 1, 2 and 3: 15 mA
Maximum total I
If I
than the listed test conditions.
SS
IH
OL
= V
+ 0.5V,
CC
exceeds the test condition, V
CC
is measured with all output pins disconnected; XTAL1 driven with T
- 0.5V; XTAL2 N.C.; EA = RST = Port 0 = V
CC
OL
OL
CC
per port pin: 10 mA
per 8-bit port:
is measured with all output pins disconnected; XTAL1 driven with T
OL
is measured with all output pins disconnected; EA = V
Figure 27-1. I
Figure 27-2. I
for all output pins: 71 mA
CC
; EA = RST = V
CLOCK
SIGNAL
CC
CC
OL
CLOCK
SIGNAL
may exceed the related specification. Pins are not guaranteed to sink current greater
Test Condition, Active Mode
(NC)
Test Condition, Idle Mode
(NC)
V
CC
SS
OL
RST
XTAL2
XTAL1
V
(see Figure 27-2).
SS
must be externally limited as follows:
V
RST
XTAL2
XTAL1
SS
CC
V
. I
EA
CC
V
I
P0
CC
EA
CC
CC
P0
I
CC
would be slightly higher if a crystal oscillator used (see Figure
V
V
CC
CC
V
V
CC
CC
CC
, PORT 0 = V
CLCH
All other pins are disconnected.
All other pins are disconnected.
, T
CLCH
CHCL
, T
CC
= 5 ns, V
CHCL
; XTAL2 NC.; RST = V
= 5 ns (see Figure 27-4.), V
IL
= V
SS
+ 0.5V, V
4337K–USB–04/08
SS
IH
(see Fig-
= V
CC
IL
=
-