參數(shù)資料
型號(hào)： ATA5728P6-TKQY
廠商： ATMEL CORP
元件分類： 通信及網(wǎng)絡(luò)
英文描述： SPECIALTY TELECOM CIRCUIT, PDSO20
封裝： SSOP-20
文件頁(yè)數(shù)： 39/46頁(yè)
文件大?。?/td> 776K
代理商： ATA5728P6-TKQY
44
9106E–RKE–07/08
ATA5723/ATA5724/ATA5728
14.18 Reduced sensitivity
600 kHz version (ATA5728)
RSense connected from pin SENS
to V
S, input matched according to
Figure 14-1 “Application Circuit,
f
in =868.3 MHz,
V
S = 5V, Tamb = +25°C
dBm
(peak
level)
RSense = 56 kΩ
PRef_Red
–63
–68
–73
dBm
B
R
Sense = 100 kΩ
P
Ref_Red
–72
–77
–82
dBm
B
14.19
Reduced sensitivity variation
over full operating range
R
Sense = 56 kΩ
RSense = 100 kΩ
P
Red = PRef_Red + ΔPRed
ΔP
Red
5
0
dB
C
14.20
Reduced sensitivity variation
for different values of RSense
Values relative to R
Sense = 56 kΩ
RSense = 56 kΩ
R
Sense = 68 kΩ
R
Sense = 82 kΩ
RSense = 100 kΩ
ΔP
Red
0
–3.5
–6.0
–9.0
dB
C
14.21 Threshold voltage for reset
V
ThRESET
1.95
2.8
3.75
V
A
15
Digital Ports
15.1
Data output
- Saturation voltage Low
- max voltage at pin DATA
- quiescent current
- short-circuit current
- ambient temp. in case of
permanent short-circuit
Data input
- Input voltage Low
- Input voltage High
I
ol ≤ 12 mA
I
ol = 2 mA
V
oh = 20V
Vol = 0.8V to 20V
Voh = 0V to 20V
V
ol
V
ol
Voh
I
qu
Iol_lim
tamb_sc
VIl
V
ich
13
0.65
×
VS
0.35
0.08
30
0.8
0.3
20
45
85
0.35
×
V
S
V
A
mA
°C
V
A
15.2
DATA_CLK output
- Saturation voltage Low
- Saturation voltage High
IDATA_CLK = 1mA
IDATA_CLK = –1mA
Vol
V
oh
V
S – 0.4V
0.1
VS –
0.15V
0.4
V
A
15.3
IC_ACTIVE output
- Saturation voltage Low
- Saturation voltage High
IIC_ACTIVE = 1 mA
IIC_ACTIVE = –1 mA
V
ol
Voh
VS – 0.4
V
0.1
VS –
0.15V
0.4
V
A
15.4
POLLING/_ON input
- Low level input voltage
- High level input voltage
Receiving mode
Polling mode
VIl
V
Ih
0.8
× V
S
0.2
× V
S
V
A
15.5
MODE pin
- High level input voltage
Test input must always be set to High
VIh
0.8
× V
S
V
A
15.6
TEST 1 pin
- Low level input voltage
Test input must always be set to Low
VIl
0.2
× V
S
V
A
19. Electrical Characteristics ATA5723, ATA5724, ATA5728 (Continued)
All parameters refer to GND, Tamb = –40°C to +105°C, VS = 4.5V to 5.5V, f0 = 868.3 MHz, f0 = 433.92 MHz and f0 = 315 MHz,
unless otherwise specified. (For typical values: VS = 5V, Tamb = 25°C)
No. Parameters
Test Conditions
Symbol
Min.
Typ.
Max.
Unit
Type*
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter
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