ZBA Inc
.
ZBA, Inc.
94 Old Camplain Road Hillsborough, NJ 08844
Ph: 908-359-2070 Fax: 908-595-0909
Web: http://www.zbausa.com/
5.3
Electrical Specifications
5.3.1
Current Consumption
Measured with Ta=25°C and VDD=3.0V unless stated otherwise.
Operational mode
Current Unit Measurement condition
MCU Active and RX
Mode
26.7
mA
MCU running at full speed (32MHz), 32MHz XOSC running, radio in RX
mode, -50 dBm input power. No peripherals active. Code run with Cache hit.
MCU Active and TX
Mode, 0dBm
26.9
mA
MCU running at full speed (32MHz), 32MHz XOSC running, radio in TX
mode, 0dBm output power. No peripherals active. Code run with Cache hit.
MCU Active Mode, 32
MHz
9.5
mA
MCU running at full speed (32MHz), 32MHz XOSC running. No radio or
peripherals active. Code run with Cache hit.
Power mode 1
190
µA
Digital regulator on, High frequency RCOSC and crystal oscillator off.
32.768 kHz XOSC, POR and ST active.
RAM retention.
Power mode 2
0.5
0
µA
Digital regulator off, High frequency RCOSC and crystal oscillator off.
32.768 kHz XOSC, POR and ST active.
RAM retention.
Power mode 3
0.3
µA
No clocks. RAM retention. POR active.
5.4
General Characteristics
5.4.1
Wake-Up and Timing
Measured with Ta = 25 ° C and VDD = 3.0V unless stated otherwise.
Parameter
Min Typ Max Unit Condition/Note
Power mode 1
→
mode 0
4.1
µS Digital regulator on, High frequency RCOSC and crystal oscillator
off. Startup of High frequency RCOSC.
Power mode 2 or 3
→
mode 0
89.2
µS Digital regulator off, High frequency RCOSC and crystal
oscillator off. Startup of regulator and High frequency RCOSC.
Active
→
TX or RX
Active
→
TX or RX
32MHz XOSC initially
OFF.
Voltage regulator initially
OFF
525
µS Time from enabling radio part in power mode 0, until TX or RX
starts. Includes start-up of voltage regulator and crystal oscillator
in parallel. Crystal ESR=16
Ω
.
Active
→
TX or RX
Voltage regulator initially
OFF
320
µS Time from enabling radio part in power mode 0, until TX or RX
starts. Includes start-up of voltage regulator.
Active
→
RX or TX
192 µS Radio part already enabled...
Time until RX or TX starts.
