MAXQ1004-B01+ Maxim Integrated Products, MAXQ1004-B01+ Datasheet - Page 16

• Manufacturer Part Number: MAXQ1004-B01+
• Description: Microcontrollers (MCU) 1-Wire and SPI Authentication MCU
• Manufacturer: Maxim Integrated Products

Specifications of MAXQ1004-B01+

• Processor Series: MAXQ1004
• Core: RISC
• Data Bus Width: 16 bit
• Program Memory Type: Flash
• Program Memory Size: 16 KB
• Data Ram Size: 640 B
• Interface Type: 1-Wire, SPI, JTAG, TAP
• Maximum Clock Frequency: 6 MHz
• Number Of Timers: 1
• Operating Supply Voltage: 1.7 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: TQFN-EP-16
• Development Tools By Supplier: MAXQ1004-KIT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit
• Lead Free Status / Rohs Status: Details

Figure 3. I/O Protection
1-Wire and SPI Authentication Microcontroller
Any Schottky diode used should have a leakage well
below the maximum drive current of the sourcing device.
Diodes with low reverse leakage currents are available
from many vendors.
Designers must have the following documents to fully
use all the features of this device. This data sheet
contains pin descriptions, feature overviews, and elec-
trical specifications. Errata sheets contain deviations
from published specifications. The user’s guides offer
detailed information about device features and opera-
tion. The following documents can be downloaded from
www.maxim-ic.com/microcontrollers.
• This MAXQ1004 data sheet, which contains electrical/
• The
• The MAXQ1004 User’s Guide, which contains detailed
16
timing specifications, pin descriptions, and package
information.
(www.maxim-ic.com/errata).
information on core features and operation, including
programming.
MAXQ1004
Additional Documentation
EXTERNAL CONNECTION
revision-specific
EXPOSED TO ESD
LOW-LEAKAGE
SCHOTTKY DIODE
errata
sheet
1kΩ
V
I/O
GND
DD
Maxim and third-party suppliers provide a variety of
highly versatile, affordably priced development tools for
this microcontroller, including the following:
• Compilers
• In-circuit emulators
• Integrated Development Environments (IDEs)
• Serial-to-JTAG converters for programming and
A partial list of development tool vendors can be found
at www.maxim-ic.com/MAXQ_tools.
For technical support, go to
com/micro.
The 1-Wire interface can be used to authenticate a
3-contact battery pack and also measure the battery
voltage and temperature. See Figure 4 for a typical appli-
cation circuit.
USER APPLICATION
debugging.
µC
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
Typical Application Circuit
NEGATIVE VOLTAGE OR ESD
NOT SUBJECT TO
INTERNAL
INTERNAL
CIRCUIT
CIRCUIT
Technical Support
Development and
https://support.maxim-ic.