CS8900A-CQ3 Cirrus Logic Inc, CS8900A-CQ3 Datasheet - Page 131

• Manufacturer Part Number: CS8900A-CQ3
• Description: Ethernet ICs IC 10Mbps Ethernet Controller 3.3V
• Manufacturer: Cirrus Logic Inc

Specifications of CS8900A-CQ3

• Ethernet Connection Type: 10Base- 2, 10Base- 5, 10Base- F, 10Base- T
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Product: Ethernet Controllers
• Standard Supported: IEEE 802.3
• Data Rate: 10 Mbps
• Maximum Operating Temperature: + 70 C
• Package / Case: LQFP-100
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

DS271F5
SWITCHING CHARACTERISTICS
CS8900A
Crystal LAN™ Ethernet Controller
External Boot PROM Access
Address active to MEMR
MEMR active to CSOUT low
MEMR inactive to CSOUT high
EEPROM
EESK Setup time relative to EECS
EECS/ELCS_b Setup time wrt ↑ EESK
EEDataOut Setup time wrt ↑ EESK
EEDataOut Hold time wrt ↑ EESK
EEDataIn Hold time wrt ↑ EESK
EECS Hold time wrt ↓ EESK
Min EECS Low time during programming
EEData Out
EEData In
(Read)
EECS
EESK
SA [19:0]
CSOUT
MEMR
CS
Parameter
t SKS
CIRRUS LOGIC PRODUCT DATASHEET
Figure 62. External Boot PROM Access
t CSS
t DIS
t BPROM1
Figure 63. EEPROM
t DIH
t DH
(Continued)
t BPROM2
Symbol
t
t
t
BPROM1
BPROM2
BPROM3
t
t
t
t
t
CCS
t
CSH
t
SKS
DIS
DIH
DH
CS
1000
Min
100
250
250
500
100
20
10
-
-
t BPROM3
t CSH
Typ
-
-
-
-
-
-
-
-
-
-
t CS
Max
35
40
-
-
-
-
-
-
-
-
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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