EZ80F91GAZ0CEG ZiLOG, EZ80F91GAZ0CEG Datasheet - Page 2

• Manufacturer Part Number: EZ80F91GAZ0CEG
• Description: 8-bit Microcontrollers - MCU ZGATE EMBEDDED SECURITY MCU
• Manufacturer: ZiLOG

Specifications of EZ80F91GAZ0CEG

• Rohs: yes
• Core: eZ80
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 50 MHz
• Program Memory Size: 265 KB
• Data Ram Size: 16 KB
• Operating Supply Voltage: 3 V to 3.6 V
• Operating Temperature Range: - 40 C to + 105 C
• Package / Case: LQFP-144
• Mounting Style: SMD/SMT
• Interface Type: I2C, SPI
• Maximum Operating Temperature: + 105 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 32
• Number Of Timers: 4
• Processor Series: eZ80F91
• Program Memory Type: Flash
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 3 V

APPLICATIONS
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Embedded webservers
Wireless solar power monitoring
Smart meters
Home automation
Zilog’s ZGATE
™
Embedded Security
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Zilog Full-Featured TCP/IP Software Suite Features
eZ80F91 MCU Features
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Provides a critical layer of security for networked devices
Supports the following TCP/IP protocols:
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HTTP/HTTPS server, TFTP client, SNMP agent, TELNET server and client, SMTP client, DNS client, TimeP client and
SNTP client
FTP server and client, plus an embedded Flash file system that works within the Flash and static RAM memories
Local or remote run-time debugging operating system command shell
RTOS (RZK)
50 MHz high-performance eZ80
256 KB Flash Program Memory and extra
512 B device configuration Flash Memory
32 General-Purpose Input/Output (GPIO)
16 KB total on-chip high-speed SRAM:
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IrDA-compatible infrared encoder/decoder
Two universal asynchronous receiver/transmitter (UARTs) with independent baud rate generators
Inter-integrated circuit (I
Four counter/timers with prescalers supporting event counting, input capture, output compare and Pulse
Width Modulator (PWM) modes
Watchdog Timer (WDT) with internal RC clocking option
Real time clock (RTC) with on-chip 32 KHz oscillator, selectable 50/60 Hz input, and separate RTC_VDD pin
for battery backup
Glueless external memory interface with 4 Chip-Selects/Wait-State Generators and external WAIT input pin. It
also supports Intel
JTAG and Zilog Debug Interface (ZDI) supporting emulation features
Low-power PLL and on-chip oscillator
Programmable-priority vectored interrupts, nonmaskable interrupts, and interrupt controller
New DMA-like eZ80
Power management features supporting HALT/SLEEP modes and selective peripheral power-down controls
144-pin LQFP package
3.0 V to 3.6 V supply voltage with 5V-tolerant inputs
IPv4, TCP, UDP, ARP and RARP
ICMP, IGMP and DHCP/BOOTP
8 KB for general-purpose use
8 KB for 10/100 BaseT Ethernet Media Access Controller (EMAC) high-speed frame buffer
®
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and Motorola
CPU instructions
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C) and serial peripheral interface (SPI) with independent clock rate generator
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CPU
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buses
EMBEDDED FIREWALL SOLUTIONS
2