Am186 CH
High-Performance, 80C186-Compatible
16-Bit Embedded HDLC Microcontroller
DISTINCTIVE CHARACTERISTICS
E86 family of x86 embedded processors Programmable I/O (48 PIO signals)
offers improved time-to-market
Interrupt Controller (36 maskable interrupts)
Software migration (backwards- and upwards-
Memory and Peripheral Interface
compatible)
Integrated DRAM controller
World-class development tools, applications, and
Glueless interface to RAM/ROM/Flash memory
system software
(55-ns Flash memory required for zero-wait-state
Serial Communications Peripherals
operation at 50 MHz)
Two High-level Data Link Control (HDLC) channels
Fourteen chip selects (8 peripherals, 6 memory)
Two independent Time Slot Assigners (TSAs)
External bus mastering support
Physical interface for HDLC channels can be raw
Multiplexed and nonmultiplexed address/data bus
DCE or PCM Highway
Programmable bus sizing
High-Speed UART with autobaud
8-bit boot option
UART
Available in the following package:
Synchronous serial interface (SSI)
160-pin plastic quad flat pack (PQFP)
SmartDMA channels (4) to support HDLC
25-, 40-, and 50-MHz operating frequencies
System Peripherals
Low-voltage operation, V = 3.3 V 0.3 V
CC
Three programmable 16-bit timers
Commercial and industrial temperature rating
Hardware watchdog timer
5-V-tolerant I/O (3.3-V output levels)
General-purpose DMA (4 channels)
GENERAL DESCRIPTION
The Am186CH HDLC microcontroller is a member of applications, including High-level Data Link Control
AMDs Comm86 family of communications-specific (HDLC).
microcontrollers. The microcontroller is a derivative of
Comprehensive development support is available from
the Am186CC communications controller and is pin-
SM
AMD and its FusionE86 partners. A customer
compatible with that device.
development platform board is available. AMD and its
The Am186CH HDLC microcontroller is a cost- FusionE86 partners also offer boards, schematics,
effective, high-performance microcontroller solution for drivers, protocol stacks, and routing software to enable
communications applications. This highly integrated fast time to market.
microcontroller enables customers to save system
costs and increase performance over 8-bit
microcontrollers and other 16-bit microcontrollers.
The microcontroller offers the advantages of the x86
development environments widely available native
development tools, applications, and system software.
Additionally, the microcontroller uses the industry-
standard 186 instruction set that is part of the AMD
E86 family, which continually offers instruction-set-
compatible upgrades. Built into the Am186CH HDLC
microcontroller is a wide range of communications
features required in many communications
Copyright 2000 Advanced Micro Devices, Inc. All rights reserved Publication# 22024 Rev: B Amendment/0
Issue Date: May 2000ORDERING INFORMATION
Am186CH 50 K C \W
LEAD FORMING
\W=Trimmed and Formed
TEMPERATURE RANGE
C= Am186CH Commercial (T =0C to +100C)
C
I = Am186CH Industrial (T =40C to +85C)
A
where: T = case temperature
C
where: T = ambient temperature
A
PACKAGE TYPE
K=160-Pin Plastic Quad Flat Pack (PQFP)
SPEED OPTION
25 = 25 MHz
40 = 40 MHz
50 = 50 MHz
DEVICE NUMBER/DESCRIPTION
Am186CH high-performance 80C186-compatible
16-bit embedded HDLC microcontroller
Valid Combinations Valid Combinations
Valid combinations list configurations planned to be
Am186CH25
supported in volume for this device. Consult the
Am186CH40 KC\W
local AMD sales office to confirm availability of
Am186CH50 specific valid combinations and to check on newly
released combinations.
Am186CH25
KI\W
Am186CH40
2 Am186CH HDLC Microcontroller Data Sheet