Specifications

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Programmable logic controllers (PLCs)
Recommended solutions
CPU functions
Part Description Features Benefits
Microcontrollers
MAXQ1850 32-bit secure microcontroller 256kB flash; 8kB, secure battery-backed SRAM;
DES/3DES, AES; 16MHz; SPI/USB interface
High security; tamper detection
MAXQ1004* 1-Wire and SPI authentication 16-bit
microcontroller
1.7V to 3.6V supply range; 6MHz internal
oscillator; 10-bit ADC; SPI interface; AES;
random number generator (RNG); temp sensor
Low-power data/code authentication
MAXQ2010 Low power 16-bit mixed-signal LCD
microcontroller
64kB flash; 8-channel, 12-bit SAR ADC;
160-segment LCD, hardware (HW) multiplier;
SPI/I
2
C and two USARTs interface; 370nA stop-
mode current
High integration in a single chip; low power
consumption
MAXQ8913 16-bit mixed-signal microcontroller 64kB flash; 7-channel, 12-bit SAR ADC; dual,
10-bit differential DACs; dual, 8-bit single-
ended DACs; four op amps; a temp sensor;
two current sinks; USART/SPI/I
2
C interface
High integration provides a true mixed-
signal one-chip solution
MAXQ1103 32-bit secure microcontroller External memory support; 512kB flash; 1kB,
secure battery-backed SRAM; DES/3DES;
25MHz
External code integrity check; tamper
detection
Secure supervisors
DS3600 Secure supervisor with 64B nonimprinting,
battery-backed encryption-key SRAM
Nonimprinting critical security-parameter
storage memory; SPI interface; external memory
controller
Improves system security by protecting
encryption keys from intruders
DS3640 I
2
C secure supervisor with 1kB
nonimprinting, battery-backed encryption-
key SRAM
Nonimprinting memory; I
2
C interface; monitors
for external tampering; low power consumption
Improves system security by protecting
encryption keys from intruders
DS3644 1kB secure memory with programmable
tamper-detection hierarchy and RTC
Nonimprinting, critical security-parameter
storage memory; 10 different tamper inputs
(window comparator inputs, CMOS-level inputs,
fixed reference comparator inputs); configurable,
two-level hierarchical nonimprinting memory;
I
2
C interface; external memory controller
Improves system security by protecting
encryption keys from intruders
DS3645 Secure encryption-key controller with 4kB
of SRAM
10 different tamper inputs (window comparator
inputs, CMOS-level inputs, fixed reference
comparator inputs); I
2
C interface; external
memory controller
Improves system security by protecting
encryption keys from intruders
MAX36051B Secure supervisor with 128B of secure
memory
Nonimprinting, critical security-parameter
storage memory; ultra-low < 3µW standby
power consumption; SPI interface
Improves system security by protecting
encryption keys from intruders
LED backlighting
MAX16814
MAX16838
4-/2-channel high-brightness (HB) LED
drivers with integrated DC-DC controller
150mA/channel capability; 4.75V to 40V input
voltage; adaptive boost control
Fit in small board area and lowers BOM
cost
MAX16826 Programmable, 4-channel HB LED driver
with integrated DC-DC controller
4.75V to 24V input voltage; up to > 300mA/
channel current capability; I
2
C interface
Easily controllable from a microcontroller
MAX16809 16-channel LED driver with integrated
DC-DC controller
8V to 26.5V input voltage; 55mA/channel
current capability
Reduces BOM complexity
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Recommended solutions (continued)
*Future part—contact factory for availability.