EM357-RTR Ember, EM357-RTR Datasheet - Page 21

• Manufacturer Part Number: EM357-RTR
• Description: IC RF TXRX ZIGBEE 192KB 48QFN
• Manufacturer: Ember

Specifications of EM357-RTR

• Frequency: 2.4GHz
• Data Rate - Maximum: 250kbps
• Modulation Or Protocol: 802.15.4 Zigbee
• Applications: General Purpose
• Power - Output: 5dBm
• Sensitivity: -100dBm
• Voltage - Supply: 2.1 V ~ 3.6 V
• Current - Receiving: 26mA
• Current - Transmitting: 31mA
• Data Interface: PCB, Surface Mount
• Memory Size: 192kB Flash, 12kB RAM
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 636-1011-2

Parameter
Low Schmitt switching threshold
High Schmitt switching threshold
Input current for logic 0
Input current for logic 1
Input pull-up resistor value
Input pull-up resistor value
Parameter
Input pull-up resistor value
Input pull-down resistor value
Output voltage for logic 0
Output voltage for logic 1
Output source current (standard current
pad)
Output sink current (standard current pad)
Output source current
high current pad: PA6, PA7, PB6, PB7, PC0
Output sink current
high current pad: PA6, PA7, PB6, PB7, PC0
Total output current (for I/O Pads)
Table 2-6 lists the nRESET pin specifications for the EM35x. The digital I/O power (named VDD_PADS) comes
from three dedicated pins (pins 23, 28 and 37). The voltage applied to these pins sets the I/O voltage.
Test Conditions
V
Schmitt input threshold going from high to
low
V
Schmitt input threshold going from low to
high
I
I
R
Pull-up value while the chip is not reset
R
Pull-up value while the chip is reset
IL
IH
Test Conditions
R
R
V
(I
high current pads)
V
(I
high current pads)
I
I
I
I
I
SWIL
SWIH
IPU
IPURESET
OHS
OLS
OHH
OLH
OH
Table 2-6. nReset pin specifications
IPU
IPD
OL
OH
OL
OH
+ I
= 4 mA for standard pads, 8 mA for
= 4 mA for standard pads, 8 mA for
OL
Final
2-7
VDD_PADS
VDD_PADS
VDD_PADS
0.42 x
0.62 x
0.82 x
Min.
Min.
24
12
24
24
0
EM351 / EM357
Typ.
Typ.
14.5
29
29
29
VDD_PADS
VDD_PADS
VDD_PADS
VDD_PADS
0.18 x
0.50 x
0.80 x
Max.
Max.
+0.5
-0.5
34
34
40
34
17
4
4
8
8
120-035X-000G
Unit
Unit
mA
mA
mA
mA
mA
kΩ
kΩ
kΩ
kΩ
μA
μA
V
V
V
V